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

C Interview Questions

Questions Answers Views Company eMail

What is Bitwise Operator and how it works?

1 3246

is assignment operator is arithmatic or not

Infosys,

3 4750

What is the difference between test design and test case design?

1560

void main() { static int i = 5; if(--i) { main(); printf("%d ",i); } } what would be output of the above program and justify your answer? }

C DAC, CDAC, Infosys, Wipro,

5 28107

enum DAY { sunday, monday, tuesday }; enum EDAYS { friday, saturday, sunday }; void main() { int i =0; if( i == sunday) { printf("%d",i); } } what would be the output?

TCS,

4 6647

int main() { int x = (2,3,4); int y = 9,10,11; printf("%d %d",x,y); } what would be the output?

Parimal, Wipro,

7 10261

WRITE A C PROGRAM FOR PRINT "RHOMBUS" STRUCTURE . Example: Enter the numbers :3 * * * * * * * *

Infosys, TCS,

3 15182

Why can't we initialise member variable of a strucutre

1 2722

what is bit rate & baud rate? plz give wave forms

1508

what are bps & baud rates? differentiate these two?

TCS,

2 4033

write a program that eliminates the value of mathematical constant e by using the formula e=1+1/1!+1/2!+1/3!+

Reliance,

1 3682

write a c program to calculate the income tax of the employees in an organization where the conditions are given as. (I.T. = 0 if income <100000 I.T = 10% if income _< 200000 it = 20% if income >_ 200000)

Consultancy, DBU, FD, JK Associates, Kobe, Satyam,

7 86182

write a program to create a sparse matrix using dynamic memory allocation.

4363

What are the different types of pointers?

HCL, TCS,

4 6924

in a town the percentage of men is 52 the percentage of total literacy is 48 if total percentage of literate men is 35 of the total population write a program to find the total no of the literate men and women if the population of the town is 80000

3 23932

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Un-Answered Questions { C }

Explain two-dimensional array.

615

Is file a keyword in c?

492

Explain about block scope in c?

651

What are the key features in c programming language?

599

Why can’t constant values be used to define an array’s initial size?

822

what does static variable mean?

641

Which programming language is best for getting job 2020?

598

What is self-referential structure in c programming?

646

Is it possible to initialize a variable at the time it was declared?

745

What is malloc return c?

589

How does sizeof know array size?

613

What is a constant?

626

the factorial of non-negative integer n is written n! and is defined as follows: n!=n*(n-1)*(n-2)........1(for values of n greater than or equal to 1 and n!=1(for n=0) Perform the following 1.write a c program that reads a non-negative integer and computes and prints its factorial. 2. write a C program that estimates the value of the mathematical constant e by using the formula: e=1+1/!+1/2!+1/3!+.... 3. write a c program the computes the value ex by using the formula ex=1+x/1!+xsquare/2!+xcube/3!+....

22164

Explain what is a const pointer?

630

In C language, the variables NAME, name, and Name are all the same. TRUE or FALSE?

760

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