Variable and Comment in C MCQs Exercise II
Ques 1
Variable and Comment
Which of the following is not a technique of dynamic memory allocations in C Programming?
A dmalloc()
B realloc()
C calloc()
D malloc()
Ques 2
Variable and Comment
What is the purpose of comments in C programming?
A To execute specific code blocks
B To provide documentation and explanations
C To declare variables
D To print output
Ques 3
Variable and Comment
What happens if you declare a variable but do not initialize it in C?
A The program crashes
B The variable automatically gets a default value
C The variable remains uninitialized
D The compiler gives an error
Ques 4
Variable and Comment
What is the purpose of comments in C programming?
A To execute specific code blocks
B To provide documentation and explanations
C To declare variables
D To print output
Ques 5
Variable and Comment
Which of the following statements about comments in C is true?
A Comments are executed by the compiler.
B Comments are ignored by the compiler.
C Comments are necessary for the program to compile.
D Comments can only be used at the beginning of a program.