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C Interview Questions
Questions Answers Views Company eMail

what does ‘Bus Error’ mean?

ABC,

1 3184

Define function pointers?

1 2238

How do you initialize function pointers? Give an example?

3 2890

where can function pointers be used?

2 2473

what are bitwise shift operators?

4 4024

what are bit fields? What is the use of bit fields in a structure declaration?

Flextronics, TISL, Virtusa,

1050

what is the size of an integer variable?

4 3541

what are the files which are automatically opened when a c file is executed?

3 2867

what is the little endian and big endian?

1 2457

what is the use of fflush() function?

2 4267

what is the difference between exit() and _exit() functions?

2 5082

where does malloc() function get the memory?

1 2666

what is the difference between malloc() and calloc() function?

1 2832

what is the difference between postfix and prefix unary increment operators?

3 5373

what is the difference between strcpy() and memcpy() function?

2 3715


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Un-Answered Questions { C }

Why is c so powerful?

123


What is void pointers in c?

131


Explain what math functions are available for integers? For floating point?

163


if a is an integer variable, a=5/2; will return a value a) 2.5 b) 3 c) 2 d) 0

341


What are the two types of functions in c?

124






What is 1f in c?

261


What are nested functions in c?

126


Why is c so important?

140


What is the difference between the local variable and global variable in c?

130


What is wrong with this statement? Myname = 'robin';

156


In a switch statement, what will happen if a break statement is omitted?

165


How are Structure passing and returning implemented by the complier?

172


in b=6.6/a+(2*a+(3*c)/a*d)/(2/n); which operation will be performed first a) 6.6/a b) 2*a c) 3*c d) 2/n

453


how many types of operators are include in c language a) 4 b) 6 c) 8 d) 12

185


What is #line?

148