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

C Interview Questions

Questions Answers Views Company eMail

Explain the array representation of a binary tree in C.

Genpact,

1230

Write a program to print ASCII code for a given digit.

EXL, HCL,

1095

What are the difference between a free-standing and a hosted environment?

Infogain,

1289

Write a program of prime number using recursion.

Aspiring Minds,

1091

What do you mean by Recursion Function?

Hexaware,

1124

How will you write a code for accessing the length of an array without assigning it to another variable?

1046

Write a program to swap two numbers without using a temporary variable?

Infosys,

1127

What is the difference between pure virtual function and virtual function?

1122

Write a program to use switch statement.

Agilent, Integreon, ZS Associates,

1131

What is the difference between constant pointer and constant variable?

NIIT,

1224

Write a code to generate a series where the next element is the sum of last k terms.

Aspiring Minds,

1229

Is the exit() function same as the return statement? Explain.

Agilent, ZS Associates,

1102

What are pointers? What are stacks and queues?

Hexaware,

1153

How do you use a 'Local Block'?

Ericsson,

1173

What is the function of this pointer?

Agilent, ZS Associates,

1343

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Un-Answered Questions { C }

How can I prevent another program from modifying part of a file that I am modifying?

1061

what is the structure pointer?

2123

What does s c mean in text?

1098

When should the register modifier be used? Does it really help?

969

What is register variable in c language?

1029

How can I call fortran?

1047

How can I delete a file?

1067

Why string is used in c?

1009

Apart from dennis ritchie who the other person who contributed in design of c language.

1399

a character or group of characters that defines a register,or a part of storage a) memory b) byte c) address d) linear list

1003

What is the size of a union variable?

1053

Can we declare a function inside a function in c?

1041

what is the format specifier for printing a pointer value?

1023

What is the use of bit field?

1182

What is array of structure in c programming?

1291

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