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 different pointer models in c?

4 6737

What is sparse file?

1 5262

How to set a variable in the environment list?

1 4988

How to reverse a string using a recursive function, without swapping or using an extra memory?

Cisco, Mind Tree, Motorola, Ophio, Sony, TCS, Wipro,

31 104643

What is the Difference between Class and Struct?

Motorola,

10 14116

What is the Difference between Macro and ordinary definition?

Bosch, Cognizant, College School Exams Tests, Motorola,

3 26729

what are brk, sbrk?

Oracle,

1 8073

Why the use of alloca() is discouraged?

Oracle,

2 8620

Will Macros support multiple arguments ?

Oracle,

7 12219

what about "char *(*(*a[])())();"

Oracle,

3 6841

Go through the following code sinippet char a[20]; a="Hello Orcale Test"; will this compile?

Oracle,

4 9502

#include #define sqr(x) (x*x) int main() { int x=2; printf("value of x=%d",sqr(x+1)); } What is the value of x?

Accel Frontline, Opera, Oracle,

16 32704

1 232 34543 4567654 can anyone tell me how to slove this c question

6 20676

Determine the code below, tell me exactly how many times is the operation sum++ performed ? for ( i = 0; i < 100; i++ ) for ( j = 100; j > 100 - i; j--) sum++;

ITCO, Wipro,

5 9846

int main() { int *p=new int; *p=10; del p; cout<<*p; *p= 60; cout<<*p; } what will be the output & why?

TCS,

4 12866

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Un-Answered Questions { C }

What is extern storage class in c?

1059

What does the error message "DGROUP exceeds 64K" mean?

1277

How many parameters should a function have?

1258

How is null defined in c?

1205

What does a pointer variable always consist of?

1160

Can we declare a function inside a function in c?

1097

please give me a VIRTUSA sample palcement papers.... you will only send TECHNICAL SECTION..... that is help for me Advance Thanks........................

2103

What is a file descriptor in c?

1201

What is difference between union and structure in c?

1251

Why do we use c for the speed of light?

1296

What are qualifiers?

1109

What is pointer to pointer in c language?

1215

Explain how do you print only part of a string?

1283

What are the salient features of c languages?

1144

What is meant by type specifiers?

1190

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