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

C Interview Questions

Questions Answers Views Company eMail

main() { int a=4,b=2; a=b<>2; printf("%d", a); }

HCL, Vector, Vector India, Vector Solutions, Wipro,

11 64510

main() { int *ptr=(int*)malloc(sizeof(int)); *ptr=4; printf("%d",(*ptr)+++*ptr++); }

Vector, Vector Solutions,

5 42333

struct node {struct node*temp,*new} prinf("%d",sizeof(struct node));

2 4378

m=++i&&++j(||)k++ printf("%d"i,j,k,m)

ABC,

1 5799

char p="data"; printf(p);

2 4827

read a number & print all its devisors using c-program?

3 6552

get any number as input except 1 and the output will be 1.without using operators,expressions,array,structure.don't print 1 in printf statement

3 5052

input may any number except 1,output will always 1.. conditions only one variable should be declare,don't use operators,expressions,array,structure

IBM,

4 6149

Write a c program using for loop in switch case?

Infosys,

1 6521

Which is the memory area not included in C program? give the reason

IBM, TCS,

1952

Write a program that takes a 5 digit number and calculates 2 power that number and prints it.

1 4101

what is the height of tree if leaf node is at level 3. please explain

2153

what is level of tree if leaf node is at level 4.please explain.

Wipro,

1 4530

how to find sum of 5 digits in C?

4 7190

what is ans for this scanf(%%d",c);

1 3886

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Un-Answered Questions { C }

Can a program have two main functions?

1135

In this problem you are to write a program that will cut some number of prime numbers from the list of prime numbers between 1 and N.Your program will read in a number N; determine the list of prime numbers between 1 and N; and print the C*2 prime numbers from the center of the list if there are an even number of prime numbers or (C*2)-1 prime numbers from the center of the list if there are an odd number of prime numbers in the list.

1856

Why c language?

1086

Write a programme using structure that create a record of students. The user allow to add a record and delete a record and also show the records in ascending order.

2100

What is the default value of local and global variables in c?

1052

Can we use any name in place of argv and argc as command line arguments?

1080

how to build a exercise findig min number of e heap with list imlemented?

2078

When should a far pointer be used?

1141

WRITE A CODE IN C TO SEARCH A FILE FROM NOTEPAD FILE.

2455

What is the mean of function?

1142

What is meant by 'bit masking'?

1396

Difference between Function to pointer and pointer to function

1090

What are conditional operators in C?

1108

What is a macro?

1122

Explain what is the advantage of a random access file?

1126

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