C Programming

Which of the following statements should be used to obtain a remainder after dividing 3.14 by 2.1 ?

• rem = 3.14 % 2.1;
• rem = modf(3.14, 2.1);
• rem = fmod(3.14, 2.1);
• Remainder cannot be obtain in floating point division

How would you round off a value from 1.66 to 2.0?

• ceil(1.66)
• floor(1.66)
• roundup(1.66)
• roundto(1.66)

Global variable are available to all functions. Does there exist a mechanism by way of which it available to some and not to others.

• Yes
• No

Point out the error in the following program 

• No error
• display() doesn't get invoked
• display() is called before it is defined
• None of these

Point out the error in the following program

• Error: Declaration syntax error 'v' (or) Size of v is unknown or zero.
• Program terminates abnormally.
• No error
• None of these.

In which order do the following gets evaluated
1.Relational
2.Arithmetic
3.Logical
4.Assignment

• 2134
• 1234
• 4321
• 3214

The keyword used to transfer control from a function back to the calling function is

• switch
• goto
• go back
• return

What will be the output of the program?

• Hello
• Hi Hello
• No output
• Infinite loop

What is (void*)0?

• Representation of NULL pointer
• Representation of void pointer
• Error
• None of above

Point out the compile time error in the program given below.

• Error: invalid assignment for x
• Error: suspicious pointer conversion
• No error
• None of above