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 1z0-149 Dumps with Practice Exam Questions Answers

Questions: 65 questions

Last Update: Apr 11, 2024

Oracle Certification Exam 1z0-149 has been designed to measure your skills in handling the technical tasks mentioned in the certification syllabus

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1z0-149 Questions and Answers

Question # 1

Examine these statements issued by user SH which execute successfully:

DBMS_OUTPUT.PUT_LINE(p_price(i)); END LOOP; END; END products_pkg; /

Now, examine this anonymous block executed by SH:

Which is true about the anonymous block?


It will execute successfully only if PriceList is removed from the DECLARE section and defined as a standalone collection type.


It will execute successfully only if PriceList is defined as an associative array in the package and anonymous block.


It will fail at lines 6 and 7.


It will fail only at line 7.

Question # 2

Which three are true about the NOCOPY hint, the PARALLEL ENABLE hint, and the DETERMINISTIC clause? (Choose three.)


The PARALLEL_ENABLE clause can be used only in the CREATE FUNCTION statement.


The NOCOPY hint asks the compiler to pass the actual parameters by reference.


A deterministic function's results always depend on the state of session variables.


The NOCOPY hint asks the compiler to pass the actual parameters by value.


A function is deterministic if it always returns the same result for a specific combination of input values.


The PARALLEL_ENABLE clause can be specified for a nested function.


A function defined with the PARALLEL_ENABLE clause may be executed in parallel in a SELECT statement or a subquery in a DML statement.

Question # 3

Which two blocks of code display a numerical zero? (Choose two.)





Question # 4

Which three are true about PL/SQL subprograms? (Choose three.)


Results of a subprogram can be cached in the SGA such that sessions connected to the same instance can reuse these results when available.


Users granted execute privilege on a procedure compiled with definer's rights require grants to access objects belonging to the definer that are referenced in the procedure.


Subprograms are cached by default and shared among users, thereby reducing memory requirements.


Reuse of parsed PL/SQL code from the shared SQL area reduces parsing overhead.


A subprogram's session state is retained even if any of the session’s instantiated subprograms are invalidated and revalidated.


Host variables can be referenced inside any PL/SQL subprogram.


A PL/SQL procedure can invoke an external code block written in a different programming language.

Question # 5

Examine this code:



You compile this function:

What happens when the function is created with PLSQL_WARNINGS set to 'ENABLE: ALL'?


It fails compilation.


There are no compilation warnings or errors.


A severe compilation warning is generated.


A performance compilation warning is generated.


An information compilation warning is generated.