UiPath-ADAv1 Questions and Answers

The Capture All Elements feature is a tool that lives inside Capture Elements from Object Repository, and it extracts all the elements of an application from multiple screens simultaneously using the Computer Vision technology. It adds them to your Object Repository library, so that you can use them in your automation projects without having to manually add them one by one1. This feature is available in Studio and Studio Pro, but not in StudioX2.

References:

• UiPath Community 2021.10 Stable Release - UIAutomation.
• Capture Elements for Object Repository - UiPath Community Forum.

The Activate property of the Type Into activity allows the developer to bring the specified UI element to the foreground and activate it before the text is written1. This property is useful when the web form fields are not visible or focused by default.

To convert ExtractedDate to a DateTime type, the expression that should be used is:

DateTime.Parse(ExtractedDate)

This expression uses the DateTime.Parse method, which converts a string representation of a date and time to its DateTime equivalent. The DateTime.Parse method can accept different formats of date and time strings, as long as they are supported by the current culture or a specified culture. The DateTime.Parse method returns a DateTime object that represents the date and time value of the string1. For example, if the ExtractedDate variable has the value:

ExtractedDate = “08-22-2022”

Then the expression DateTime.Parse(ExtractedDate) will return a DateTime object with the value:

[08/22/2022 12:00:00 AM]

This DateTime object can then be used to perform a comparison with a different date, such as using the DateTime.Compare method or the comparison operators2.

References: DateTime.Parse Method and How to compare dates in UiPath? from UiPath documentation and forum.

In the context of an automation that utilizes Asset values from Orchestrator representing email addresses, the most suitable Asset type is "Text". The "Text" type allows for the storage of string values, which is appropriate for email addresses. Other types like Integer, Bool, and Credential are not suitable for storing email addresses.

References:

UiPath Orchestrator Guide: About Assets

UiPath Assistant is a desktop tool that enables users to easily access, manage, and run automation workflows on their machines. It provides the following functionalities:

• Viewing all the available automations that the user can run, either from Orchestrator or locally.
• Adding automations to the launchpad for quick and easy access.
• Creating custom folders and sections to organize the automations according to the user’s preferences.
• Running automations with a single click or using keyboard shortcuts.
• Launching robot-powered apps and managing action center tasks directly from the assistant.
• Customizing the assistant’s appearance, name, and avatar to suit the user’s personality.
• Viewing the status and progress of the running automations, as well as the history and logs of the past executions.
• Connecting to Orchestrator and synchronizing the automations and settings with the cloud.
• Accessing the help and feedback options, as well as the interactive guided tour.

References:

• Software Robot Assistant - Desktop Automation | UiPath
• Robot - About UiPath Assistant - UiPath Documentation Portal

Based on the image you sent, the automation process consists of four steps: opening Notepad.exe, typing some text, saving the file, and closing Notepad.exe. Each step has a Log Message activity that writes a text value to the Output panel. If Notepad.exe is not running, the first step will fail and throw an exception. The exception type is SelectorNotFoundException, because the Open Application activity cannot find the selector for Notepad.exe1. Therefore, the Log Message text value that is contained in the Output panel is “SelectorNotFoundException”, which is option D.

References: Open Application documentation.

A screenshot of a computer Description automatically generated

The correct sequence for the computation of the signature for client apps that receive Orchestrator requests and need to check their authenticity is:

• Retrieve the X-UiPath-Signature HTTP header. This header contains the signature of the request body, encoded in Base64. (UiPath Orchestrator documentation1)
• To obtain the raw signature bytes, decode the value of the header from Base64. You can use any tool or library that supports Base64 decoding. (UiPath Orchestrator documentation1)
• Compute the hash using SHA256 and the signing key (UTF-8 encoded). The signing key is a secret value that is shared between Orchestrator and the client app. You can use any tool or library that supports SHA256 hashing. (UiPath Orchestrator documentation1)
• Compare the computed signature to the value from X-UiPath-Signature HTTP header. If they match, then the request is authentic and has not been tampered with. If they do not match, then the request is invalid and should be rejected. (UiPath Orchestrator documentation1)

References:

• 1: Webhooks - UiPath Orchestrator.

The REFramework is a template that provides a structured and consistent way to develop automation processes using state machines. The REFramework has four main states: Initialization, Get Transaction Data, Process Transaction, and End Process. Each state performs a specific function and transitions to another state based on the outcome. When a developer runs a process using the REFramework, with the process utilizing Orchestrator queues and a queue already created with the Name provided and the Auto Retry function disabled, the following states will be executed without errors:

• Initialization: This state is used to initialize the application, read the configuration data, and log in to Orchestrator. If the initialization is successful, the state transitions to Get Transaction Data; otherwise, it transitions to End Process. (UiPath ReFramework documentation1)
• Get Transaction Data: This state is used to retrieve a transaction item from the Orchestrator queue and assign it to a variable. If there is a transaction item available, the state transitions to Process Transaction; otherwise, it transitions to End Process. (UiPath ReFramework documentation1)
• Process Transaction: This state is used to execute the business logic for the current transaction item and handle any exceptions that may occur. If the transaction is successful, the state updates the status of the transaction item to Successful and transitions to Get Transaction Data; if the transaction fails due to a business exception, the state updates the status of the transaction item to Failed and transitions to Get Transaction Data; if the transaction fails due to a system exception, the state updates the status of the transaction item to Failed and retries the transaction based on the MaxRetryNumber parameter from the Config file. If the retry limit is reached, the state transitions to End Process; otherwise, it transitions to Get Transaction Data. (UiPath ReFramework documentation1)
• End Process: This state is used to close all applications, log out of Orchestrator, and terminate the process. This state does not have any transition. (UiPath ReFramework documentation1)

References:

• 1: Robotic Enterprise Framework Template - UiPath Studio.

When using a dynamic selector, the data type that is supported is String. A dynamic selector is a selector that uses a variable or an argument as a property for the attribute of the target element. This allows the selector to easily identify the target element based on the value of the variable or argument, and not an exact string, which might change depending on the interactions inside the automation project1. The variable or argument that is used in the dynamic selector must be of type String, as the attribute values are always strings2. For example, a dynamic selector can use a variable named MenuOption to click on different menu items in an application, such as File, Edit, or Format. The variable MenuOption must be a String variable, and its value can be changed at runtime to interact with different elements. A dynamic selector has the following format, where { {Value}} is the name of the variable or argument that holds the property of the element you want to interact with1:

Dynamic Selector Format

References: Dynamic Selectors and How many types of selectors are in UiPath? from UiPath documentation and forum.

Storing the username and password in a single Orchestrator asset is a recommended way to safely store credential information used in a UiPath automation project. This way, the credentials are encrypted and stored in a secure location, and can be accessed by the robot at runtime. Orchestrator assets also allow for easy management and updating of the credentials without modifying the workflow. References: Assets and Managing Assets in Studio from UiPath documentation.

A valid way to install a custom activity package in UiPath Studio is to go to the Package Manager, click on "All Packages," search for the package you want to install, and click "Install". This allows you to add custom activities to your project from the managed packages available.

References:

UiPath Studio Guide: Managing Activities Packages

The Activities Guide is a comprehensive documentation of all the official UiPath activity packages that are available on the Official feed. The Activities Guide provides detailed information about each activity, such as the description, properties, examples, and compatibility. The compatibility section indicates which target frameworks are supported by the activity, such as Windows, Windows-Legacy, or Cross-platform. By browsing the Activities Guide, you can find a list of all the activities that support the Windows compatibility, as well as the minimum version required for each activity package.

References:

• Activities Guide - UiPath Documentation Portal
• Deprecation of the Windows-Legacy Compatibility - UiPath Studio

The Retry Scope activity is used to retry the execution of a specific part of the automation in case of an error. In this case, the properties of the Retry Scope activity are set to retry 3 times with an interval of 8 seconds. Therefore, if the Work Items button appears on the screen after 8 seconds, the activity will click on the button. References: [Activities - Retry Scope]

Credential stores are secure locations where you can store and retrieve sensitive data such as robot credentials and credential assets1. Orchestrator supports the use of multiple credential stores and has built-in integrations with the following ones2:

• Azure Key Vault: A cloud-based service that provides secure storage and management of secrets, keys, and certificates3.
• CyberArk CCP: A component of the CyberArk Privileged Access Security Solution that provides centralized management and distribution of credentials to applications and robots4.
• HashiCorp Vault: A tool that enables secure access to secrets and encryption keys across dynamic environments5.
• Thycotic Secret Server: A web-based solution that protects privileged accounts and credentials from cyberattacks and insider threats.
• BeyondTrust: A platform that offers privileged access management, remote access, and vulnerability management solutions.
• CyberArk: A leader in privileged access management that secures credentials, sessions, and endpoints across hybrid and cloud environments.

Therefore, option A is the correct answer, as it lists all the credential stores that have built-in support in Orchestrator. Option B is incorrect because it includes Cisco and Google Credentials, which are not credential stores supported by Orchestrator. Option C is incorrect because it includes Amazon Security Services, which is not a credential store supported by Orchestrator. Option D is incorrect because it includes Cisco, Amazon Security Services, Microsoft SCS, and IBM Vault, which are not credential stores supported by Orchestrator.

The Process Definition Document (PDD) is a document that describes the business process to be automated in detail, including the inputs, outputs, steps, exceptions, and rules. The PDD is created in the Process Analysis phase of the Implementation Methodology, which is the first phase of the automation project lifecycle. The Process Analysis phase involves identifying and selecting the processes that are suitable for automation, documenting the current state of the processes (As-Is), and defining the expected outcomes and benefits of the automation (To-Be). The PDD is the main deliverable of this phase, and it serves as the basis for the Solution Design phase, where the technical specifications and architecture of the automation solution are defined.

References:

• Implementation Methodology - UiPath Documentation Portal
• Process Definition Document (PDD) - UiPath Documentation Portal
• Process Analysis - UiPath Documentation Portal

Frequent application changes are a process attribute that should be avoided when prioritizing automating several processes. This is because frequent application changes can cause the automation to break or malfunction, and require constant maintenance and updates. Processes that are stable and consistent are more suitable for automation, as they reduce the risk of errors and rework. References: Process Selection Criteria and Process Analysis from UiPath documentation.

The Try Catch activity is used to handle errors and exceptions that may occur during the execution of a workflow1. It has three sections: Try, Catches, and Finally1.

• The Try section contains the activities that may throw an exception or an error. If an exception or an error occurs, the execution of the Try section is stopped and the control is passed to the Catches section1.
• The Catches section contains one or more exception handlers that specify what type of exception or error to catch and what actions to perform when it is caught. The exception handlers are executed in order, from top to bottom, until a matching exception or error is found. If no matching exception or error is found, the execution of the workflow is stopped and a runtime error is thrown1.
• The Finally section contains the activities that are always executed at the end of the Try Catch activity, regardless of whether an exception or error occurred or not. The Finally section is used to perform cleanup actions, such as closing applications, releasing resources, or logging messages1.

In your case, you have configured the properties for the Try Catch activity as follows:

• The Try section contains a Throw activity with an ApplicationException.
• The Catches section contains an InvalidOperationException with a Message Box activity and a Log Message activity.
• The Finally section is empty.

This means that the Try Catch activity will throw an ApplicationException in the Try section and look for a matching exception handler in the Catches section. However, since you have chosen InvalidOperationException as the exception handler, which does not match the ApplicationException, the execution of the workflow will be stopped and a runtime error will occur. The Finally section will not be executed.

Therefore, option B is correct.

References: Try Catch - UiPath Documentation Portal.

The REFramework template is a robust and scalable framework for building RPA projects1. It uses a state machine to handle the different stages of the automation process2. One of the states is the Process Transaction state, where the main actions are performed on each transaction item3. A transaction item can be a queue item from Orchestrator, a data row from an Excel file, or any other type of data that needs to be processed4. If the status of a transaction item is set to “Failed” with the Error Type specified as “Business”, it means that the item did not meet a business or application requirement within the project and was therefore sent to a Set Transaction Status activity, which changed its status to Failed. In this case, the process will transition to the Get Transaction Data state, where the next transaction item is retrieved and assigned to be processed. The process will not transition to the Initialization, End Process, or Process Transaction states, as these are used for different purposes in the REFramework.

References:

• The UiPath ReFramework documentation from UiPath
• State Machines documentation from UiPath
• Process.xaml documentation from UiPath
• TransactionItem Variable documentation from UiPath
• [Queue Item Statuses] documentation from UiPath
• [GetTransactionData.xaml] documentation from UiPath

"For Each Excel Row" is an activity that belongs to the Modern Excel Activities package in UiPath Studio. It is used to iterate through each row of an Excel file, allowing for operations to be performed on each row. This activity is part of the modern design experience and offers enhanced capabilities compared to classic Excel activities. Therefore, the correct answer is D.

References:

UiPath Activities Guide: For Each Excel Row

The Substring method is used to extract a part of a string based on a specified starting index and length. The syntax of the Substring method is:

string.Substring(startIndex, length)

where startIndex is the zero-based position of the first character in the substring, and length is the number of characters in the substring. For example, if the string is “Hello”, then string.Substring(1, 2) will return “el”, as it starts from the second character (index 1) and takes two characters.

To return four characters starting with the second character, the startIndex should be 1 and the length should be 4. Therefore, the expression should be:

StrVar.Substring(1, 4)

References: Substring and How to manipulate a part of string: Split, Trim, Substring, Replace, Remove, Left, Right from UiPath documentation and forum.

The Find Text Position activity is used to find the position of a text on the screen and return it as a UiElement variable. This can be used as an anchor to locate the text input field that corresponds to the text label. The Type Secure Text activity is used to type a password or other sensitive information into a UI element, without revealing the actual text. The input text is provided as a SecureString variable, which is encrypted and cannot be viewed in plain text. This ensures that the sensitive information is entered securely and accurately into the text input field.

References:

• Find Text Position - UiPath Activities
• Type Secure Text - UiPath Activities
• UiPath Anchor Base Tutorial & AnchorPosition Example

The Verbose logging level includes all the information that is logged by the other levels, plus the values of the variables and arguments that are used in the process1. By default, the Verbose level includes the following log entries2:

• Execution Started
• Execution Ended
• Transaction Started
• Transaction Ended
• Activity Information
• Arguments and Variables Information

https://docs.uipath.com/robot/standalone/2023.4/user-guide/logging-and-log-levels

The Delay between keys property of the Type Into activity specifies the time (in milliseconds) between each keystroke when using the Hardware Events input method. Increasing this value can slow down the typing speed and reduce the risk of missing or skipping characters. (UiPath Automation Developer study guide)

References:

• Type Into
• Input Methods

The Robotic Enterprise Framework (REF) is a template that provides a structured and consistent way to develop automation processes. The REF uses an Orchestrator queue to store and process the transaction items, which are the units of work for the process. The REF also handles different types of exceptions that may occur during the execution of the process, such as system exceptions and business exceptions. A system exception is an error that prevents the normal execution of the process, such as a network failure or an application crash. A business exception is an error that is related to the business logic or rules of the process, such as an invalid input or an incorrect output. The REF has different mechanisms to deal with these exceptions, such as retrying, logging, and updating the status of the transaction items.

The MaxRetryNumber from the “Config.xlsx” file is a parameter that specifies how many times the REF will retry a transaction item when a system exception occurs. The Max # of retries from the Queue settings from Orchestrator is a parameter that specifies how many times Orchestrator will retry a transaction item when it changes to Failed status due to any exception. These two parameters are independent of each other and have different effects on the retry mechanism.

In this case, the first transaction item throws a business exception, which means that there is something wrong with the data or the logic of the process. The REF will not retry a transaction item when a business exception occurs, because it assumes that retrying will not solve the problem. Instead, the REF will log the exception, update the status of the transaction item to Failed, and move on to the next transaction item. Orchestrator will also not retry a transaction item when it changes to Failed status due to a business exception, because it respects the decision of the REF. Therefore, the transaction will not be retried at all.

References:

• 1: Robotic Enterprise Framework Template - UiPath Studio.

DataRow

The REFramework is a template that provides a robust and scalable structure for building automation projects. It uses the concept of TransactionData and TransactionItem to handle the input data and process it in a loop1. The TransactionData is a collection of items that need to be processed, and the TransactionItem is a single item from that collection that is assigned to the robot in each iteration2.

The type of the TransactionItem variable depends on the type of the TransactionData variable. By default, the REFramework uses QueueItem as the type for both variables, assuming that the input data comes from an Orchestrator queue3. However, if the input data comes from a different source, such as an Excel file, a web page, or a SAP application, then the type of both variables needs to be changed accordingly4.

In your case, since the input data is a DataTable that contains vendor names and addresses, the appropriate type for the TransactionItem variable is DataRow. A DataRow represents a single row in a DataTable, and it can store multiple values in its columns. By using DataRow as the type for the TransactionItem variable, you can access and manipulate the vendor information in each iteration of the process.

References:

• REFramework Documentation - UiPath Documentation Portal.
• ReFramework - TransactionItem type - Help - UiPath Community Forum.
• ReFramework for Tabular Data - RPA Component - UiPath Marketplace.
• Transaction Item variable type - Studio - UiPath Community Forum.
• [DataRow Class (System.Data) | Microsoft Docs].

In the UiPath implementation model, the stage where the chosen processes are analyzed in their AS-IS state is during the "Process Analysis" phase. This phase involves understanding the current state of the processes to be automated, identifying their challenges, and determining the requirements for the automation solution.

References:

UiPath Implementation Methodology Guide: Process Analysis

To extract hidden text from a pdf file, the output method that should be used is FullText only. The FullText output method is one of the options available in the Read PDF Text activity, which reads all the characters from a specified pdf file and stores them in a string variable3. The FullText output method extracts the text from the pdf file as it is, without keeping the formatting or the position of the text. The FullText output method can also extract the hidden text from the pdf file, which is the text that is not visible on the screen, but can be copied and pasted into another application4. For example, the hidden text can be the metadata, comments, or annotations of the pdf file. The FullText output method is suitable for extracting hidden text from a pdf file, as it does not depend on the visibility or the layout of the text. The other output methods, such as Native or OCR, are not suitable for extracting hidden text from a pdf file, as they rely on the appearance or the position of the text on the screen. The Native output method preserves the formatting and the position of the text, but it cannot extract the text that is not visible or selectable5. The OCR output method converts the text from the pdf file into an image and then extracts the text from the image, but it cannot extract the text that is not displayed or recognized by the OCR engine6.

References: Read PDF Text, Extracting Hidden Text from PDF, Native, and OCR from UiPath documentation and forum.

The Use Foreground activity can be used to transition a Background Process to Foreground. It allows you to perform UI automation tasks that require user interaction or visibility1. The other activities are not suitable for this purpose.

References:

• Background Process Automation documentation, Transitioning a Background Process to Foreground section

The main difference between an array and a list in UiPath (and .NET in general) is that an array is a fixed-size collection of elements of the same type, whereas a list is a dynamic-sized collection, meaning it can grow or shrink in size as needed. Both arrays and lists hold elements of the same type, but lists offer more flexibility in terms of adding or removing elements after the collection has been created.

References:

UiPath Studio Guide: The Main Data Types in Studio

The main benefit of importing profiling sessions is that it enables the analysis of potential flow issues in the automation workflows. By importing profiling sessions, the developer can examine previous runs and compare them with the current run. This can help the developer to identify which workflows or activities take longer to execute, which ones consume more resources, and which ones cause errors or exceptions. The developer can also use the Profiler app to visualize the profiling data and drill down into the details of each operation. This way, the developer can optimize the performance and reliability of the automation workflows and improve the user experience.

References:

• Studio - Profile Execution - UiPath Documentation Portal
• Process Mining - Application Profiling - UiPath Documentation Portal

To assign the first row of the “ID” column in the “DT” datatable to a String variable, the expression that should be added to the Value field of the Assign activity is:

DT.Rows(0).Item(“ID”)

This expression accesses the value of the “ID” column in the first row of the “DT” datatable using the Rows and Item properties. The Rows property returns a collection of DataRow objects that represent the rows in the datatable. The Item property returns or sets the value of the specified column in the DataRow object1. The expression uses the index 0 to refer to the first row in the Rows collection, and the column name “ID” to refer to the specific column in the Item property. The expression returns the value of the “ID” column in the first row as an Object type, which can be converted to a String type using the ToString method2. For example, if the “DT” datatable has the following values:

ID

Name

1

John

2

Mary

3

Bob

Then the expression DT.Rows(0).Item(“ID”) will return 1 as the value of the “ID” column in the first row.

References: DataTable.Rows Property and DataRow.Item Property from UiPath documentation.

The Designer panel is the central panel in UiPath Studio, where you can design your automation workflows by dragging and dropping activities. When you insert activities into a Sequence, they appear in the Designer panel as a linear representation that flows from top to bottom. The Snippets panel contains ready-made workflows that you can reuse in your projects. The Imports panel allows you to import namespaces and libraries that you can use in your workflows. The Outline panel shows the hierarchical structure of your project and its components. References: The User Interface, Sequences

The correct workflow name, based on best practices, is ScrapeFilteredStocks. This is because it follows the Pascal Case convention, which means that the first letter of each word is capitalized and there are no spaces or underscores between the words. This convention makes the workflow name easy to read and understand, as well as consistent with the UiPath standards. The other workflow names are incorrect because they either use lower case, snake case, or have no meaningful description. For example, Transactionstatus should be TransactionStatus, Workflow1 should be more descriptive, and creation_of_file should be CreationOfFile.

References:

• Naming Rules and Best Practices - Studio - UiPath Community Forum
• Workflow Design - UiPath Studio

For storing one or multiple IDs with the format XX-XX-XX (where X is a digit) and allowing for updates during execution, the appropriate data type is List. This is because you need a collection that can dynamically expand as more IDs are added, and the IDs are in a string format due to the inclusion of the hyphen characters.References:

• UiPath Studio Guide: The Main Data Types in Studio

The Get Text activity is used to extract the text value of a specified UI element. It does not use any of the scraping methods by default, but it can be configured to use the Full Text method in the Properties panel. The Full Text method is able to capture hidden text from an application, as well as the entire visible text and editable text. The Full Text method uses an internal OCR engine that works with most applications and languages.

References:

• Get Text activity documentation from UiPath
• Screen Scraping Methods documentation from UiPath
• Text scrapping forum post from UiPath Community
• How to: Scrape the Whole Text, Including Hidden Elements from a Terminal Window article from UiPath Knowledge Base

The Get Test Data Queue Item activity is used to retrieve a test data queue item from Orchestrator and store it in a variable. The output type of the variable is Dictionary, which means that it is a collection of key-value pairs that can be accessed by using the key name. For example, if the test data queue item contains the fields Name, Age, and Gender, then the output variable can be used to get the values of these fields by using expressions like outputVar(“Name”), outputVar(“Age”), or outputVar(“Gender”). (UiPath Studio documentation1)

References:

• 1: Get Test Data Queue Item - UiPath Activities.

This is the correct way to add a library that has been published to the Orchestrator feed as a dependency in a project. The Manage Packages Window allows the developer to browse, install, update, or remove packages from various sources, such as the Orchestrator feed, the Official feed, or the Local feed. The Orchestrator feed is the default location where libraries are published from Studio, and it can be enabled or disabled by clicking on the Settings button in the Manage Packages Window. The Search bar allows the developer to find the desired package by name, version, or description. The Install button allows the developer to add the package as a dependency to the project. The other options are incorrect because they do not use the Orchestrator feed, or they do not use the correct activity to invoke the library. References: About Libraries, Managing Dependencies, Publishing a Library, Invoking a Workflow

Variables can be created from different areas or panels in the UiPath Studio interface, such as the body of an activity, the properties panel, the expression editor, or the variables panel. However, the activities panel is the only one among the given options that is a valid area for creating variables. The activities panel contains a list of activities that can be dragged and dropped to the designer panel to build workflows. By right-clicking a field in an activity and selecting Create Variable from the context menu, or pressing Ctrl+K, a variable can be created and assigned to that field. The variable’s type and scope are automatically determined based on the activity and the container it is part of.

References:

• Create Variables Tutorial in Studio | UiPath
• Studio - Managing Variables - UiPath Documentation Portal
• Managing Variables - UiPath Studio

The Step Out action is used for stepping out and pausing the execution at the level of the current container. Step Out completes the execution of activities in the current container, before pausing the debugging. This option works well with nested sequences1. In the exhibit, the Step Out action will execute all the activities inside the Sequence container and then pause at the next activity in the Main workflow. References: Debugging Actions from UiPath documentation.

A selector is a string of characters (XML fragment) that identifies a UI element uniquely within the UI hierarchy. A selector must be valid for only one element in an application, otherwise the Type into activity will not be able to find the correct target for typing the text. If a selector is valid for more than one element, it is considered ambiguous and unreliable. Therefore, the answer is A. 1 element. References: Selectors, Type Into

According to the UiPath documentation, the Try Catch activity requires at least one catch to be added1. If there is no catch defined for the Try Catch activity, the workflow will not pass the validation and will not execute. The validation error message will say: “Try Catch: At least one catch must be added to the Try Catch activity.” Therefore, the outcome of executing a Try Catch activity with a sequence placed within the Try section and no Catches section present will be a validation error. References: Activities - Try Catch

The Set Transaction Status activity is used to mark the result of a queue item processing1. If the queue item fails with an application exception, it can be retried by setting its status to Failed2. The Retried status is automatically assigned by Orchestrator when a retry is triggered3. The Abandoned status is applied when a queue item remains in progress for too long without being processed4. The Postponed status is used to delay the processing of a queue item until a specific date and time.

References:

• Managing Queues in Studio documentation, Step 9: Set Transaction Status section
• Queue Item Statuses documentation, Retried section
• Automation Best Practices documentation, Queue Item Status section
• Queue Item Statuses documentation, Abandoned section
• Queue Item Statuses documentation, Postponed section

When a transaction item throws a Business Rule Exception, it means that the item does not meet the business requirements and cannot be processed further1. Therefore, the transaction item is marked as failed and not retried, regardless of the Max # of retries setting for the queue2. However, the process does not stop and continues with the remaining transaction items in the queue3.

References:

• Business Exception vs System Exception forum post, Answer by @loginerror
• RE Framework MaxRetryNumber and Orchestrator Queue Max # Rertry, again forum post, Answer by @Arpit_Kesharwani

To configure the Filter Data Table Wizard to keep all invoices with a Total value that is over 10 000 USD, you should choose the following options from the drop-down lists:

Column: Total Operation: > Value: 10000

The reason for choosing these options is to filter the data table based on the condition that the Total column value is greater than 10000. This will keep only the rows that satisfy this condition and remove the rest. You can learn more about the Filter Data Table activity and how to use it from the following sources:

• Four Ways to Filter Data Tables in UiPath Studio | UiPath
• How to Filter Data Table - Help - UiPath Community Forum
• Filter Data table with specific column - UiPath Community Forum

To display the integer value, MyInteger, inside a Log Message activity, the expression that should be used is:

“The value is” + MyInteger.ToString

This expression uses the string concatenation operator (+) to combine the string literal “The value is” with the string representation of the MyInteger variable. The MyInteger variable is an integer type, which cannot be directly concatenated with a string type. Therefore, the ToString method is used to convert the MyInteger variable to a string type3. For example, if the MyInteger variable has the value 42, then the expression “The value is” + MyInteger.ToString will return the string “The value is 42”. The Log Message activity writes the specified message to the Output panel, the log files, and the Orchestrator logs. The Log Message activity has a property called Message, which is the text to be logged4. The expression can be entered in the Message property of the Log Message activity to display the integer value.

References: String Concatenation, Int32.ToString Method, and Log Message from UiPath documentation.

The correct sequence of steps that should be performed is:

• Step 1 = Use a Take Screenshot activity to capture the state of the machine. The output is an Image variable, for example img_screenshot.
• Step 2 = Use a Save Image activity to save the image to a local file. Supply the FileName (e.g. screenshot.png) and the Image property should be the variable created in step 1.
• Step 3 = Use a Send Outlook Mail Message activity to compose and send the email. Configure the Attachments property to include the file path of the image saved in step 2 (e.g. “C:\Users\username\screenshot.png”).
• Step 4 = Optionally, use a Delete File activity to delete the image file from the local drive after sending the email. Supply the Path property with the same file path as in step 3.

For more information on how to use these activities in UiPath Studio 2021 10, you can refer to these documents:

• Take Screenshot
• Save Image
• Send Outlook Mail Message
• Delete File

The Simulate option is a property of the Type Into activity that enables the fastest execution of the activity. This is because the Simulate option does not rely on the hardware drivers or the UI elements to perform the typing action. Instead, it uses the technology of the target application to directly inject the text as a stream of characters. This makes the Simulate option faster, more reliable, and more compatible than the other input methods. The Simulate option also allows the activity to run in the background, meaning that it does not require the application to be in focus or visible.

References:

• Type Into - UiPath Activities
• Input Methods - UiPath Studio
• UiPath Type Into Activity: Step-by-Step Guide with Examples - RPA Tutorial

In UiPath Studio, to convert a designed process into a template, you should use the "Export as Template" option. This feature packages the project in such a way that it can be reused as a starting point for other automation projects. Therefore, the correct answer is B.

References:

UiPath Studio Guide: Project Templates

The Asset Type that should be used for storing email addresses of the process owners is Text. Text assets are used to store only string values, such as names, addresses, URLs, etc. Text assets can be easily retrieved and updated using the Get Asset and Set Asset activities in UiPath Studio. Text assets are suitable for storing email addresses, as they can contain alphanumeric characters, symbols, and special characters. Text assets can also be used in various activities that require string input or output, such as Send Email, Write Line, Assign, etc.

References: About Assets and Assets in UiPath Orchestrator and their usage in project from UiPath documentation and RPA Learners.

The main difference between UiPath Studio and UiPath StudioX is their target audience and functionality. UiPath Studio is aimed at technical users and allows for complex automation development, including the ability to split automations into smaller workflows that can be invoked from within other workflows. On the other hand, StudioX is designed for non-technical business users to automate tasks without writing code, and while it does allow for simpler workflows, it does not have the same depth of functionality as Studio for modularizing workflows.

References:

UiPath Studio Guide: Introduction to StudioX

The Invoke Code activity in UiPath is an activity that allows developers to execute custom code written in VB.NET or C# within a workflow. The activity can accept a list of input arguments and return a list of output arguments, which can be used to exchange data between the code and the workflow. The activity can also access the variables and arguments defined in the current scope of the workflow. The Invoke Code activity can be useful for scenarios where the existing activities do not meet the specific requirements or logic of the automation process. (UiPath Automation Developer study guide)

References:

• Invoke Code
• How To Use Invoke Code Activity - In UiPath

The extension of the downloaded package from UiPath Orchestrator 2021.10 to use locally is .nupkg. A package is a file that contains the workflows and the dependencies of a project that is ready to be executed by a robot. A package can be created and published from UiPath Studio, or uploaded manually to UiPath Orchestrator. A package can also be downloaded from UiPath Orchestrator to use locally, such as for debugging or testing purposes. The extension of the package file is .nupkg, which is the standard extension for NuGet packages. NuGet is a package manager that is used to manage the dependencies of a project, such as libraries, frameworks, or components3. A .nupkg file is essentially a ZIP archive that contains the files and metadata of the package4. For example, if a package named Process1 is downloaded from UiPath Orchestrator, the file name and extension will be Process1.nupkg. The .nupkg file can be opened or extracted using a ZIP utility, such as 7-Zip or WinZip, or renamed to .zip and extracted using Windows Explorer5.

Both list and arrays are a collection type of variables that can store multiple values of the same data type. The main difference between them is if their size is fixed or not. Array has a fixed size, meaning that if you create an array containing 3 elements, you can’t add more than 3 or reduce its size. List has a dynamic size, meaning that you can add or remove elements as you need. List also provides some methods that can be invoked to perform operations on the elements, such as sorting, reversing, finding, etc. Array does not have such methods, but it is more optimized for arithmetic computations.

References:

• Differences between a list and an array - UiPath Community Forum
• Array manipulation with UiPath (List, Dictionary, Array) - F-PenIT blog
• List Collection ArrayList - Activities - UiPath Community Forum

These are the properties, methods, or activities that enable the developer to obtain a subset of data from a data table called “dt”:

• Filter Data Table activity: This activity enables you to filter a data table by specifying conditions in the Filter Wizard. You can choose to keep or remove rows that match the filter criteria. You can also specify the columns to include or exclude in the output data table1.
• dt.Select method: This method returns an array of data rows that match a specified filter expression. You can use this method to query a data table using SQL-like syntax2.
• dt.AsEnumerable().Where method: This method returns an enumerable collection of data rows that satisfy a given predicate. You can use this method to query a data table using LINQ syntax3.

References:

• 1: Filter Data Table
• 2: DataTable.Select Method
• 3: Enumerable.Where Method

Breakpoints are used in debugging to pause the execution of the project at specific activities, which may potentially cause execution issues, making option A correct. This allows developers to inspect the state of the application at that point, aiding in the identification and resolution of issues. Options B, C, and D do not accurately describe the purpose of breakpoints in the debugging process.

References:

UiPath Documentation: Debugging

Pre-built connectors in UiPath Integration Service offer the advantage of simplifying the integration process for any automation that uses common applications such as Salesforce, Slack, Microsoft Office 365, SAP®, ServiceNow, and Google G Suite1. They also enable faster deployment and integration across all product solutions within the UiPath Platform2.

References:

• New UiPath Integration Service blog post, Pre-built connectors deliver speed and time-to-value section
• Integration Service - Connectors documentation, Introduction section
• Question Answering Results from web search results, New UiPath Integration Service snippet

A static selector is a selector that has fixed values for the attributes of the target element, such as name, id, class, etc. A static selector is appropriate to use when the target element’s attributes do not change during runtime, meaning they are always the same regardless of the state of the application or the environment. A static selector is more reliable and faster than a dynamic selector, as it does not require any variables or arguments to identify the target element. A static selector is not suitable for situations where the target element’s properties change frequently, such as when the element is generated dynamically, or when the automation requires high flexibility, such as when the element can have different names or ids depending on the input or output data. In those cases, a dynamic selector is preferred, as it can use variables or arguments to adjust the attribute values according to the changes in the target element. References: Dynamic Selectors, Selectors

The "Find Children" activity should be used to retrieve all UI elements from a form based on a filter criterion. This activity can be used to find all UI elements that are children of a specified UI element, and it allows for filtering these children according to specified criteria. Therefore, the correct answer is D.

References:

UiPath Activities Guide: Find Children

The Is Match activity is used to check if a string matches a given regular expression pattern. The regular expression pattern can be used to validate the format of a string, such as a date. In this case, the developer wants to validate that the birth date is in the correct format, which is dd-MM-yyyy. The regular expression pattern for this format is “\d{2}-\d{2}-\d{4}”, which means two digits, followed by a hyphen, followed by two digits, followed by a hyphen, followed by four digits. The Is Match activity will return True if the input string matches this pattern, and False otherwise. Therefore, the answer is D. Activity. Is Match. References: Is Match, Regular Expressions

The Excel Application Scope activity interacts with a Microsoft Excel file in the following way: it works with xls and xlsm files and Excel must be installed. The Excel Application Scope activity opens an Excel workbook and provides a scope for Excel activities. When the execution of this activity ends, the specified workbook and the Excel application are closed2. The Excel Application Scope activity can work with xls (Excel 97-2003 Workbook) and xlsm (Excel Macro-Enabled Workbook) file formats3. However, the Excel Application Scope activity requires Microsoft Excel to be installed on the machine where the automation is running, as it uses the Excel interop assembly4. Therefore, the Excel Application Scope activity cannot work with xlsx (Excel Workbook) files or without Excel installed.

References: Excel Application Scope, File formats that are supported in Excel, and Excel Application Scope - UiPath Activities Guide from UiPath documentation and Microsoft support.

The Global Exception Handler is an error handling mechanism for a project. By default, it retries an activity that continually throws an error 3 times. The Global Exception Handler is a workflow that is executed when an exception occurs in the project. It allows the developer to define custom actions for handling different types of exceptions, such as logging, retrying, aborting, or continuing the execution1. When the Global Exception Handler encounters an exception, it logs the name of the activity which faulted and starts retrying the activity three times. If it encounters the same exception each time and the number of retries reaches 3, the execution is aborted at the level of the activity which threw the exception2. The number of retries can be modified by changing the value of the RetryCount variable in the Global Exception Handler workflow3. References: Global Exception Handler and Global Handler for Exceptions from UiPath documentation and Marketplace.

This is the best option because it follows the best practices for using queues and assets in Orchestrator. Queues are used to store and process multiple items of data that need to be processed separately, such as invoices. Each invoice can be uploaded as a queue item with the invoice data as Specific Data, which can be accessed and manipulated by the automation process. Assets are used to store and share global information that is constant or rarely changes, such as the finance team email address. An asset can be created for the email address and retrieved by the automation process when needed. The other options are not optimal because they either use assets for data that is not global or constant, or they use queues for data that is not related to the items to be processed. References: About Queues and Transactions, About Assets

The code is adding two items to the list, but since the list is initialized as an empty list, the count will be 0.

References:

• Data Manipulation with Lists and Dictionaries in Studio course, Lesson 2: Lists, Topic: Creating Lists
• How to initiate List? forum post, Answer by @VishalS

One of the important skills of an automation developer is to quickly understand the business processes that need to be automated. This involves identifying the inputs, outputs, and decision points of the processes, as well as the exceptions, rules, and dependencies. By doing so, the automation developer can design and develop the automation workflows and components that meet the business and technical requirements, as well as the best practices and standards. The automation developer can use various tools and methods to understand the business processes, such as process documentation, process diagrams, process mining, process analysis, and process simulation.

References:

• Automation Developer - Ui Path
• Process Analysis - UiPath Documentation Portal
• Process Mining - UiPath Documentation Portal

The TransactionNumber is a variable that stores the index of the current transaction item in the REFramework. The TransactionNumber is incremented in two places in the REFramework:

• In the RetryCurrentTransaction.xaml workflow, which is invoked when a system exception occurs and the retry mechanism is enabled. The workflow increments the TransactionNumber by 1 and sets the TransactionStatus to “Retry”. This allows the framework to retry the same transaction item with a new index. (UiPath ReFramework documentation2)
• In the SetTransactionStatus.xaml workflow, which is invoked at the end of each transaction to update the status of the transaction item and log the result. The workflow increments the TransactionNumber by 1 and sets the TransactionStatus to “Successful”, “Failed”, or “BusinessRuleException” depending on the outcome of the transaction. This allows the framework to move on to the next transaction item with a new index. (UiPath ReFramework documentation3)

References:

• 1: Robotic Enterprise Framework Template - UiPath Studio.
• 2: RetryCurrentTransaction.xaml - UiPath ReFramework.
• 3: SetTransactionStatus.xaml - UiPath ReFramework.

A good selector for matching specific invoices with the vendor tax ID defined in a pre-selected existing list would use variables or arguments to replace the specific vendor tax ID. The correct syntax for dynamic selectors in UiPath uses double braces {{VendorTaxID}} to represent variables within the selector. Therefore, the correct answer is A, as it correctly uses a variable placeholder for the VendorTaxID.

References:

UiPath Studio Guide: Selectors with Variables

A mock file is a copy of a workflow file that is used to simulate the behavior of the original workflow without affecting it1. When you create a mock file, the original workflow file is automatically added to the project dependencies, and the mock file is added to the test folder2. If you update the original workflow file, the changes are not reflected in the mock file, unless you manually update the mock file as well3. Therefore, if you add a Log Message activity and a Verify Expression activity to “MySequence” workflow file and save the project, the “MySequencemock” file will remain unchanged.

References:

• Mock Testing documentation from UiPath
• Create Mocks documentation from UiPath
• Feature request: Allow to rename Mock files forum post from UiPath Community

The default URL of the OCR server that runs the Computer Vision service is https://cv.uipath.com/.  This is the endpoint of the UiPath Computer Vision Cloud service, which provides OCR capabilities for document understanding and UI automation1. The other options are not valid URLs for the OCR server.

References:

• Document Understanding - UiPath.DocumentUnderstanding.OCR.LocalServer Activities documentation, Introduction section

The default REFramework uses Orchestrator queues to store and retrieve transaction items, which are the units of work to be processed by the automation. To use the REFramework without Orchestrator queues, one needs to remove or modify the activities and variables that depend on them. The Get Transaction Item activity is used to fetch a transaction item from a queue, and the SetTransactionStatus activities are used to update the status of a transaction item in a queue. Therefore, these activities need to be excluded from the project. Additionally, the variable type of io_TransactionItem needs to be changed from QueueItem to a suitable data type that represents the transaction data, such as DataRow, String, etc. (UiPath Automation Developer study guide)

References:

• REFramework without Orchestrator
• REFramework documentation