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 1z0-915-1 Dumps with Practice Exam Questions Answers

Questions: 65 questions With Step-by-Step Explanation

Last Update: Jul 25, 2024

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1z0-915-1 Question Includes: Single Choice Questions: 37, Multiple Choice Questions: 28,

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1. What is the Oracle 1Z0-915-1 MySQL HeatWave Implementation Associate Rel 1 Exam?

The Oracle 1Z0-915-1 exam validates your ability to provision, configure, and manage MySQL HeatWave for transactions, analytics, machine learning, and Lakehouse functionalities. Passing this exam earns you the MySQL HeatWave Implementation Certified Associate credential, demonstrating your expertise to employers.

2. What topics are covered in the Oracle 1Z0-915-1 MySQL HeatWave Implementation Associate Rel 1 Exam?

The Oracle 1Z0-915-1 MySQL HeatWave Implementation Associate Rel 1 Exam covers the following topics:

  • MySQL HeatWave architecture
  • MySQL HeatWave provisioning and configuration
  • MySQL HeatWave connectivity
  • MySQL HeatWave machine learning
  • MySQL HeatWave analytics 

3. What are the prerequisites for taking the Oracle 1Z0-915-1 MySQL HeatWave Implementation Associate Rel 1 Exam?

There are no prerequisites for taking the Oracle 1Z0-915-1 MySQL HeatWave Implementation Associate Rel 1 Exam. However, it is recommended that you complete one of the courses offered by Oracle to prepare for the exam.

4. How many questions are there in the Oracle 1Z0-915-1 MySQL HeatWave Implementation Associate Rel 1 Exam?

The Oracle 1Z0-915-1 MySQL HeatWave Implementation Associate Rel 1 Exam consists of 65 questions.

5. What is the duration of the Oracle 1Z0-915-1 MySQL HeatWave Implementation Associate Rel 1 Exam?

The Oracle 1Z0-915-1 MySQL HeatWave Implementation Associate Rel 1 Exam lasts for 90 minutes.

6. What is the passing score for the Oracle 1Z0-915-1 MySQL HeatWave Implementation Associate Rel 1 Exam?

The passing score for the Oracle 1Z0-915-1 MySQL HeatWave Implementation Associate Rel 1 Exam is 60%.

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1z0-915-1 Questions and Answers

Question # 1

Which MySQL HeatWave AutoML routine evaluates a model?

A.

ML_EXPLAIN

B.

ML_EXPLAIN_TABLE

C.

ML_TRAIN

D.

ML_SCORE

E.

ML_PREDICT_TABLE

Question # 2

You have a MySQL DB system with five active read replicas. The workload consists of 5% writes and 95% reads.

Which connection method provides the fastest query response time?

A.

Connect to the source DB system to perform read-only operations.

B.

Connect to a specific read replica to perform read-only operations.

C.

Connect to the read replica load balancer to perform read-only operations.

D.

Connect to the read replica load balancer to perform read/write operations.

Question # 3

The first query has an estimated cost of 100,000,000 and is offloaded to a HeatWave cluster for execution:

SELECT flightno, departure, country FROM flight JOIN airport_geo ON ‘from’=airport_id;

The second query has an estimated cost of 10,000 and is NOT offloaded to the Heatwave cluster for execution:

SELECT DISTINCT country FROM airport_geo ORDER BY country;

Which two methods can offload the second query to the Heatwave cluster for execution? (Choose two.)

A.

SET use_secondary_engine=FORCED;

B.

SET secondary_engine_cost_threshold=1000;

C.

SET optimizer_trace=”enabled=on”;

D.

CALL sys.heatwave_load(‘[“airport_geo”]’);

E.

CALL sys.heatwave_advisor(JSON_OBJECT(“auto_enc”, JSON_OBJECT(“mode”, “recommend”)));

Question # 4

Which two are benefits of read replicas? (Choose two.)

A.

Reduce query latency.

B.

Reduce down time.

C.

Reduce network latency.

D.

Scale read queries.

E.

Speed up analytical queries.

Question # 5

Which two are available when creating a new MySQL DB system in OCI Console? (Choose two.)

A.

High availability

B.

Lakehouse

C.

Standalone server

D.

Read replica

E.

HeatWave cluster

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