C Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C Interview Questions

Questions Answers Views Company eMail

what are the 10 different models of writing an addition program in C language?

1897

biggest of two no's with out using if condition statement

5 7446

what is default constructor?

HCL,

2 4506

4) Write a program that takes a 5 digit number and calculates 2 power that number and prints it. i have done maximum par but i m findind problem in the commented area. please help...

3 5770

how to find anagram without using string functions using only loops in c programming

Mind Tree, TCS,

1 10305

How to removing white spces in c programming only bu using loops

2 4562

how to find anagram without using string functions using only loops in c programming

3194

#include int main() { int i=0,j=1,k=2,m,n=0; m=i++&&j++&&k++||n++; printf("%d,%d,%d,%d,%d",i,j,k,m,n); }

Capital IQ, Sasken,

12 27162

Find the output? void main() {float a=2.0; printf("\nSize of a ::%d",sizeof(a)); printf("\nSize of 2.0 ::%d",sizeof(2.0));}

IBM, TCS,

11 15832

find largest of 3 no

8 10484

write a program in reverse the string without using pointer,array,global variable declaration,lib fun only using a function?

HCL,

5 15312

Is double link list a linear data structure? If Yes, Why?If No, Why?

4 12892

What is pre-emptive data structure and explain it with example?

3734

why we use pointer in c

HCL, TCS,

7 11226

how can i calculate mean,median,mode by using c program

HCL,

1 14062

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Un-Answered Questions { C }

Explain zero based addressing.

1033

How do I swap bytes?

1076

What is call by reference in functions?

1455

Explain what is wrong with this program statement? Void = 10;

1267

‘ C’ PROGRAME TO SHOW THE TYPE OF TRANGLE BY ACCEPTING IT’S LENGTH .

2881

What is difference between union and structure in c?

1167

#include int main(){ int i=10; int *ptr=&i; *ptr=(int *)20; printf("%d",i); return 0; } Output: 20 can anyone explain how came the output is 20

1724

What is meant by type casting?

1054

What is the best way to store flag values in a program?

1081

What are 'near' and 'far' pointers?

1045

What is the difference between union and structure in c?

1180

Tell me can the size of an array be declared at runtime?

1048

How is a macro different from a function?

1187

Explain how can you restore a redirected standard stream?

1102

What is header file in c?

1072

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