AIML 2ND SEM POP APTITUDE

Which of the following is not a valid C variable name?

• int $main;

• int variable_count;

• float rate;

• int number;

What is an example of iteration in C?

• while

• for

• do-while

• all of the above

What is the sizeof(char) in a 32 bit C compiler?

• 1 byte

• 2 byte

• 1 bit

• 2 bits

scanf() is a predefined function in which header file?

• stdio.h

• ctype.h

• stdarg.h

• stdlib.h

C is a ______language.

• middle level

• low level

• high level

• machine level

Which of the following are tokens in C?

• Variable

• Keywords

• Constants

• All of the above

Which of the following is an example of compounded assignment statement?

• a=b=c

• a==b

• a=5

• a=+5

The operator && is an example for which operator?

• Assignment

• Increment

• Logical

• Rational

Which of the following operator has the highest precedence?

• *

• +

• =>

• ==

Which of the following is a ternary operator?

• *

• ?:

• sizeof

• ^