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

C Interview Questions

Questions Answers Views Company eMail

What is the difference between ++a and a++?

1207

What is the code in while loop that returns the output of given code?

1989

Describe dynamic data structure in c programming language?

1095

Write a program to swap two numbers without using third variable in c?

1130

Differentiate abs() function from fabs() function.

1012

Explain logical errors? Compare with syntax errors.

1071

What are the different types of control structures?

1043

Explain the difference between the local variable and global variable in c?

1073

What is structure in c language?

1171

How is actual parameter different from the formal parameter?

1024

Who developed c language and when?

1063

Explain the difference between call by value and call by reference in c language?

1113

What are local static variables?

1150

Why are algorithms important in c program?

1121

How many types of errors are there in c language? Explain

985

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Un-Answered Questions { C }

How can I open a file so that other programs can update it at the same time?

1183

What are identifiers and keywords in c?

1098

write a program fibonacci series and palindrome program in c

1040

Here is a good puzzle: how do you write a program which produces its own source code as output?

1098

What is the sizeof () operator?

1081

to print the salary of an employee according to follwing calculation: Allowances:HRA-20% of BASIC,DA-45% of BASIC,TA-10%. Deductions:EPF-8% of BASIC,LIC-Rs.200/-Prof.Tax:Rs.200/- create c language program?

2178

What does printf does?

1243

Explain the difference between getch() and getche() in c?

994

Tell me what is null pointer in c?

1077

Is a house a mass structure?

1088

When should you not use a type cast?

1123

how to make a scientific calculater ?

2069

How do you define CONSTANT in C?

1272

What is size of union in c?

1023

Explain what are the different data types in c?

1217

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