Explore topic-wise MCQs in Technical MCQs.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Technical MCQs knowledge and support exam preparation. Choose a topic below to get started.

1.

PL/SQL assigns it a default value of NULL.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
E.
Answer» B. FALSE
Discussion
2.

9. PL/SQL Variable needs to be declared in the ?

A. Variable Section
B. Declaration Section
C. Initialization Section
D. Exception Section
Answer» C. Initialization Section
Discussion
3.

Which of the following is/are TRUE about PL/SQL Variables?

A. Variables serve as a means for programmers to temporarily store data during code execution.
B. PL/SQL programs benefit from its use.
C. There is nothing special about it other than being the name of a storage area.
D. All of the above
Answer» E.
Discussion
4.

A Variable in PL/SQL should not exceed ________ characters ?

A. 10
B. 20
C. 30
D. 40
Answer» D. 40
Discussion
5.

Variables declared in an inner block and not accessible to outer blocks known as?

A. Local variables
B. Global variables
C. Nested variable
D. None of the above
Answer» B. Global variables
Discussion
6.

How many types of variable scope?

A. 1
B. 2
C. 3
D. 4
Answer» C. 3
Discussion
7.

Constrained declarations require less memory than unconstrained declarations.

A. Yes
B. No
C. Can be yes or no
D. Can not say
Answer» B. No
Discussion
8.

When you provide a size, scale or precision limit with the data type, it is called a?

A. identifier declaration
B. non declaration
C. constrained declaration
D. unconstrained declaration
Answer» D. unconstrained declaration
Discussion
9.

variable names are ?

A. case-sensitive
B. not case-sensitive
C. Both A and B
D. None of the above
Answer» C. Both A and B
Discussion
10.

A _______ is nothing but a name given to a storage area that our programs can manipulate

A. object
B. constant
C. variable
D. literals
Answer» D. literals
Discussion