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 6599

What is sparse file?

1 5160

How to set a variable in the environment list?

1 4909

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 103554

What is the Difference between Class and Struct?

Motorola,

10 13832

What is the Difference between Macro and ordinary definition?

Bosch, Cognizant, College School Exams Tests, Motorola,

3 26557

what are brk, sbrk?

Oracle,

1 7970

Why the use of alloca() is discouraged?

Oracle,

2 8511

Will Macros support multiple arguments ?

Oracle,

7 11978

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

Oracle,

3 6681

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

Oracle,

4 9300

#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 32250

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

6 20472

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 9660

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

TCS,

4 12734

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Un-Answered Questions { C }

Differentiate between declaring a variable and defining a variable?

1044

Is it better to bitshift a value than to multiply by 2?

1093

What are the types of pointers in c?

1029

What are the back slash character constants or escape sequence charactersavailable in c?

1184

Which is better oop or procedural?

1071

my project name is adulteration of chille powder.how can i explain it to the hr when he asks me about the project?

1590

What is signed and unsigned?

1067

What does the c preprocessor do?

1111

What is the use of getchar functions?

1185

Is it possible to pass an entire structure to functions?

998

Explain how are 16- and 32-bit numbers stored?

1271

In c programming language, how many parameters can be passed to a function ?

1114

Write a program to reverse a given number in c language?

1118

Write a program to check palindrome number in c programming?

1021

What is the symbol indicated the c-preprocessor?

1251

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