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

C Interview Questions

Questions Answers Views Company eMail

diff. between *p and **p

3 7232

can u suggest me am in a confusion to choose whether to go to c programming or a software testing . am a graduate in B.sc(electronics).

1 3432

what is ANSI and ISO

HCL,

7 9570

what are far pointers?

1 4939

how to swap 2 numbers in a single statement?

3 6363

how to swap 2 numbers within a single statement?

4 8043

i have a written test for microland please give me test pattern

Microland,

2788

what is the meaning of 'c' language

3 6098

#include void main() { int a [5]; for (i=0; i<=4; i++) printf(“%d” ,a[i]); }

8 12485

Write a program using bitwise operators to invert even bits of a given number.

2 9111

Write a program to find whether the given number is prime or not?

6 12229

Write a program to print the prime numbers from 1 to 100?

7 36552

In C program, at end of the program we will give as "return 0" and "return 1", what they indicate? Is it mandatory to specify them?

5 7626

how to TOGGLE Nth bit of variable in a MACRO

NDS,

1 9142

write a c program to find the square of a 5 digit number and print the result.

Accenture, Sasken, Vimukti Technologies,

5 20425

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Un-Answered Questions { C }

How do you do dynamic memory allocation in C applications?

1141

How do you write a program which produces its own source code as output?

1177

Here is a good puzzle: how do you write a program which produces its own source code as output?

1176

i = 25;switch (i) {case 25: printf("The value is 25 ");case 30: printf("The value is 30 "); When the above statements are executed the output will be : a) The value is 25 b) The value is 30 c) The value is 25 The value is 30 d) none

1127

What is operator precedence?

1284

Can you please explain the difference between syntax vs logical error?

1242

What is calloc() function?

1167

Some coders debug their programs by placing comment symbols on some codes instead of deleting it. How does this aid in debugging?

1167

How can you increase the allowable number of simultaneously open files?

1218

Write a program for finding factorial of a number.

1150

What is a function in c?

1691

Can you write the function prototype, definition and mention the other requirements.

1203

What is gets() function?

1192

Write a program to produce the following output: 1 2 3 4 5 6 7 8 9 10

15902

the number of measuring units from a arbitrary starting point in a record area or control block to some other point a) branching b) recording pointer c) none d) offset

1162

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