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 output of following program ? int main() { int x = 5; printf("%d %d %d\n", x, x << 2, x >> 2); }

Amazon, Qualcomm,

5 22761

what is the definition of storage classes?

Wipro,

3 8150

write a program to compare 2 numbers without using logical operators?

IBM,

5 18897

what is self refrential structure

HCL,

3 7557

what is available in C language but not in C++?

CTS, TCS,

10 15653

What is volatile in c language?

HCL, TCS,

2 6047

wt is d full form of c

TCS, Wipro,

6 10817

what is the maximum limit of row and column of a matrix in c programming. in linux .

NIIT,

4 8719

write a c program to print the values in words eg:- 143 written it has (one hundred and forty three)& 104, 114 are also written words

Captronic, DELL, Google, IBM, Mithi, RCC, Wipro,

5 16310

who is first prime minister in india??

Wipro,

8 9751

how to find the largest element of array without using relational operater?

Satyam, Wipro,

6 13405

WHAT WILL BE OUTPUT OF BELOW CODE . . AND PLEASE EXPLAIN HOW IT COME .. #include #include void main() { int k=20; printf("%d%d%d%d",k,k++,++k,k); getch(); }

25 25430

What are the different flags in C? And how they are useful? And give example for each in different consequences?

1 3837

What is Lazy evaluation in C? Give an example.

1 4619

What is indirect recursion? give an example?

4 30433

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Un-Answered Questions { C }

What is the difference between char array and char pointer?

1005

What are header files? What are their uses?

1145

What is wrong with this program statement? void = 10;

1223

Why do some versions of toupper act strangely if given an upper-case letter?

1052

Why do we use stdio h and conio h?

1044

Write a program that accept anumber in words

1721

Can we declare variable anywhere in c?

935

Write a program to produce the following output: 1 2 3 4 5 6 7 8 9 10

15750

What’s a signal? Explain what do I use signals for?

1068

what is the role you expect in software industry?

2107

Explain what does the characters 'r' and 'w' mean when writing programs that will make use of files?

1221

What is the collection of communication lines and routers called?

1079

Write a program to print "hello world" without using a semicolon?

1023

What does 2n 4c mean?

1200

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

1196

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