C Interview Questions
Questions Answers Views Company eMail

What is c programming structure?

612

Are the variables argc and argv are always local to main?

559

Can you please explain the difference between strcpy() and memcpy() function?

588

What are c identifiers?

616

What is define directive?

627

Do you have any idea about the use of "auto" keyword?

652

How many levels of pointers have?

583

What are types of preprocessor in c?

609

What is #error and use of it?

664

Tell me is null always defined as 0(zero)?

660

In which header file is the null macro defined?

837

What is c preprocessor mean?

773

What is file in c preprocessor?

639

Do you know the difference between exit() and _exit() function in c?

601

Should I use symbolic names like true and false for boolean constants, or plain 1 and 0?

587


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Un-Answered Questions { C }

What is printf () in c?

570


please can any one suggest me best useful video tutorials on c i am science graduate.please help me.u can email me to sas29@in.com

1314


If errno contains a nonzero number, is there an error?

786


How are 16- and 32-bit numbers stored?

709


Where define directive used?

594






code for find determinent of amatrix

1503


5 Write an Algorithm to find the maximum and minimum items in a set of ā€˜nā€™ element.

1572


Explain how do you generate random numbers in c?

608


What is a built-in function in C?

778


How can you determine the maximum value that a numeric variable can hold?

627


how to write optimum code to divide a 50 digit number with a 25 digit number??

2739


How can you invoke another program from within a C program?

609


write a c program thal will find all sequences of length N that produce the sum is Zero, print all possible solutions?

2397


program to find error in linklist.(i.e find whether any node point wrongly to previous nodes instead of next node)

1613


a way in which a pointer stores the address of a pointer which stores the value of the target value a) reference b) allocation c) multiple indirection d) none

620