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

C Interview Questions

Questions Answers Views Company eMail

WAP – represent a char in binary format

Motorola, Wipro,

4 8857

what is memory leak?

3 7747

what is the difference between and "stdio.h"

Invendis, Kanbay, Mastek, MathWorks,

14 58347

which will be first in c compiling ,linking or compiling ,debugging.

Sonata,

3 8914

Write a program in C to convert date displayed in gregorian to julian date

HCL, Wipro,

2797

difference between memcpy and strcpy

1 12842

What's the best way to declare and define global variables?

7 15073

What does extern mean in a function declaration?

4 38110

How do I declare an array of N pointers to functions returning pointers to functions returning pointers to characters?

2 10798

What's wrong with "char *p = malloc(10);" ?

4 13106

What is the difference between char a[] = "string"; and char *p = "string"; ?

Adobe, Honeywell, TCS,

14 45854

How do I initialize a pointer to a function?

2 11844

What's the difference between struct x1 { ... }; and typedef struct { ... } x2; ?

3 10238

Can I pass constant values to functions which accept structure arguments?

2 8869

Why doesn't the code "a[i] = i++;" work?

4 13694

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Un-Answered Questions { C }

What is string length in c?

1104

What is a pragma?

1131

What is #define used for in c?

1066

What is %lu in c?

1261

What are the types of variables in c?

1022

What is main return c?

1002

How many keywords are there in c?

1079

What is a null string in c?

1046

Explain pointers in c programming?

1119

What are the different types of data structures in c?

1166

Explain how do you determine the length of a string value that was stored in a variable?

1155

What does %p mean?

1087

Where in memory are my variables stored?

1186

about c language

2016

What is #line?

1059

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