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

C Interview Questions

Questions Answers Views Company eMail

write a prgram of swapping with 2 valiables

6 5781

Why c++ is called c++ and not c+?

EBS,

9 29514

how to set Nth bit of a variable?

1 7473

what is the output on the screen? int n; n=printf("my name is %d",printf("kiran %d",printf("kumar"))); printf("\n %d \n",n);

TCS,

4 5768

what is the output of below int n=10; (n++)++; printf("%d",n);

3 9514

why we need function pointers?

3 5831

how to find your architecture is LittleEndian or BigEndian?

1 4227

Linked list is a Linear or non linear explain if linear how it working as a non linear data structures

1944

Write a program that takes a 5 digit number and calculates 2 power that number and prints it

ABS, Accenture, HCL, Infosys, Infotech, SoftSolve, Software India, TCS, Vertex, Vimukti Technologies,

5 14713

write a program wch produces its own source code aas its output?

IonIdea,

1 6936

write a program which will count occurance of a day between two dates.

IonIdea,

1 6391

how to set Nth bit of variable by using MACRO

HCL,

3 26180

#include void main() { int a,b,c; a=b=c=1; c=++a || ++b && ++c; printf("%d\t%d\t%d",a,b,c); }

3 9018

write C code to reverse a string such that if i/p is "abc defg hij klmno pqrs tuv wxyz" and the o/p should be "cba gfed jih onmlk srqp vut zyxw"

2 4846

diff .between strcture and union

2 3981

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Un-Answered Questions { C }

What is bin sh c?

765

What are the types of type qualifiers in c?

821

program to convert a integer to string in c language'

2173

How can type-insensitive macros be created?

898

Is c object oriented?

708

Do string constants represent numerical values?

1107

what is ur strangth & weekness

2021

There seem to be a few missing operators ..

797

WHAT IS THE DEFINATION OF IN TECHNOLOGY AND OFF TECHNOLOGY ?

2071

Why are some ANSI/ISO Standard library routines showing up as undefined, even though I've got an ANSI compiler?

864

Is there sort function in c?

773

Why doesnt long int work?

786

What do you mean by recursion in c?

842

Explain what would happen to x in this expression: x += 15; (assuming the value of x is 5)

1010

How pointers are declared?

719

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