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

C Interview Questions

Questions Answers Views Company eMail

can we store values and addresses in the same array? explain

TCS,

3 12085

what is the difference between NULL('\0') and 0?

Microsoft,

14 20634

IS it possible to define a zero sized array in c.if it is possible how can the elements of that array can be accessed.array index starts from zero,if it is possible to define zero sized array how can be its first element can be accesseed.

TCS,

5 8256

what is function pointer?

Wipro,

2 5550

write a c program to convert fahrenheit to celsius?

TCS,

4 13346

There is a mobile keypad with numbers 0-9 and alphabets on it. take input of 7 keys and then form a word from the alphabets present on those keys.

3684

Write a program to print distinct words in an input along with their count in input in decreasing order of their count

2567

write a program to convert a expression in polish notation (postfix) to inline (normal) something like make 723+* (2+3) x 7 (not sure) just check out its mainly printing expression in postfix form to infix

3408

Program to simulate second clock

2 4112

to convert a string without using decrement operater and string functions

1 3665

main() { printf("\n %d %d %d",sizeof('3'),sizeof("3"),sizeof(3)); }

6 12500

What is the difference between i++ and i+1 ?(in terms of memory)

HCL,

3 12409

Difference between for loop and while loop?

1 4673

1 1 1 1 2 1 1 3 3 1 1 4 6 4 1

1 3266

1 1 1 1 2 1 1 3 3 1 1 4 6 4 1

3 4163

Post New C Questions

Un-Answered Questions { C }

What are linker error?

1095

Do array subscripts always start with zero?

1304

What is the full form of getch?

1283

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

1125

What is the difference between null pointer and wild pointer?

1198

Are the variables argc and argv are always local to main?

1025

Explain c preprocessor?

1113

Differentiate between functions getch() and getche().

1052

What is the c language function prototype?

1086

In C programming, what command or code can be used to determine if a number of odd or even?

1059

we need to calculating INCOME TAX for the person. The INCOME TAX is as follows:- First $10000/- of income : 4% tax Next $10000/- of income : 8% tax Next $10000/- of income : 11.5% tax above $10, 00,00/- : 15% tax What is the Solution of this Question ?

1264

What is null pointer constant?

1169

What is main () in c?

1076

When is a “switch” statement preferable over an “if” statement?

1151

How can I send mail from within a c program?

1034

For More Un-Answered { C } Questions Click Here