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

C Interview Questions

Questions Answers Views Company eMail

Difference between strcpy() and memcpy() function?

1206

Explain the use of bit fieild.

1196

Difference between MAC vs. IP Addressing

1197

Define Array of pointers.

1153

What are the Advantages of using macro

1216

Explain the use of 'auto' keyword

1171

Explain how to reverse singly link list.

1200

Difference between exit() and _exit() function?

1176

What is the Purpose of 'extern' keyword in a function declaration?

1139

What is linear search?

1175

Explain the bubble sort algorithm.

1108

Describe the steps to insert data into a singly linked list.

1113

Define the scope of static variables.

1190

Difference between malloc() and calloc() function?

1266

Define Spanning-Tree Protocol (STP)

1177

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Un-Answered Questions { C }

What is the use of a semicolon (;) at the end of every program statement?

1585

What is the value of uninitialized variable in c?

1088

What are the similarities between c and c++?

1139

Explain the use of #pragma exit?

1216

What is keyword with example?

1121

a program that performs some preliminary processing in C, it acts upon certain directives that will affect how the compiler does its work a) compiler b) loader c) directive d) preprocessor

1138

What is character constants?

1228

What is nested structure?

1094

What are lookup tables in c?

1033

How does normalization of huge pointer works?

1226

What is the stack in c?

1222

Is c programming hard?

1077

swap 2 numbers without using third variable?

1173

c program for searching a student details among 10 student details

2140

Without Computer networks, Computers will be half the use. Comment.

2350

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