Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

PL/SQL: Varrays are a good choice when -

A. The number of elements is known in advance.
B. The elements are usually all accessed in sequence.
C. Both A & B
D. None of the above
Answer» D. None of the above
Discussion
2.

PL/SQL: Which of the following cannot be used with associative arrays?

A. EXTEND
B. TRIM
C. Both A & B
D. None of the above
Answer» D. None of the above
Discussion
3.

The comparison methods are used for comparing objects. How many ways are available for comparing objects? (PL/SQL)

A. 4
B. 1
C. 2
D. 5
Answer» D. 5
Discussion
4.

Which of the following returns the current value in a specified sequence. (PL/SQL)

A. CURRVAL
B. NEXTVAL
C. Both A & B
D. None of the above
Answer» B. NEXTVAL
Discussion
5.

Which operators combine the results of two queries into one result? (PL/SQL)

A. Set operator
B. Row Operator
C. Both A & B
D. None of the above
Answer» B. Row Operator
Discussion
6.

PL/SQL: The DBMS_SQL package should be used in which of the following situations?

A. 13. There is an unknown number of input or output variables, such as the number of column values returned by a query, that are used in a dynamic SQL statement.
B. The dynamic code is too large to fit inside a 32K bytes VARCHAR2 variable.
C. Both A & B
D. None of the above
Answer» D. None of the above
Discussion
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