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 8981

what is memory leak?

3 7841

what is the difference between and "stdio.h"

Invendis, Kanbay, Mastek, MathWorks,

14 58828

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

Sonata,

3 9078

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

HCL, Wipro,

2841

difference between memcpy and strcpy

1 12928

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

7 15332

What does extern mean in a function declaration?

4 38284

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

2 10901

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

4 13251

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

Adobe, Honeywell, TCS,

14 46394

How do I initialize a pointer to a function?

2 11927

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

3 10366

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

2 8978

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

4 13861

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Un-Answered Questions { C }

What's the difference between constant char *p and char * constant p?

1191

What does return 1 means in c?

1117

plz let me know how to become a telecom protocol tester. thank you.

2239

How can you access memory located at a certain address?

1162

What are the types of pointers in c?

1080

Write a program to implement a round robin scheduler and calculate the average waiting time.Arrival time, burst time, time quantum, and no. of processes should be the inputs.

1155

What is the difference between text and binary modes?

1240

Why does this code crash?

1144

what is the difference between class and unio?

2417

How can I implement a delay, or time a users response, with sub-second resolution?

1118

Explain what is a 'locale'?

1129

Why can’t we compare structures?

1323

how to find anagram without using string functions using only loops in c programming

3237

List the difference between a While & Do While loops?

1152

Explain how do you print only part of a string?

1279

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