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 64902

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

Vector, Vector Solutions,

5 42533

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

2 4456

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

ABC,

1 5864

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

2 4895

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

3 6671

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 5180

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 6296

Write a c program using for loop in switch case?

Infosys,

1 6580

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

IBM, TCS,

1999

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

1 4166

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

2204

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

Wipro,

1 4634

how to find sum of 5 digits in C?

4 7321

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

1 3943

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Un-Answered Questions { C }

What is the best way to comment out a section of code that contains comments?

1390

Explain what is a static function?

1161

How do you use a 'Local Block'?

1230

What oops means?

1058

write a program to reverse a every alternetive words in a string in a place. EX: Input is "this is the line of text" Output should be "shit is eht line fo text" Please any one tell me code for that.

2150

Input is "rama loves rajesh and rajesh Loves rama also and rajesh wear gloves and bloves" To print output is count the numbers of times repeted the word love without case sensitive.

2123

What is dynamic dispatch in c++?

1112

What is hash table in c?

1078

how many types of operators are include in c language a) 4 b) 6 c) 8 d) 12

1140

What is size of union in c?

1082

Can we assign integer value to char in c?

1343

What would happen to X in this expression: X += 15; (assuming the value of X is 5)

2025

Differentiate between null and void pointers.

1233

Why pointers are used?

1120

Process by which one bit pattern in to another by bit wise operation is?

1231

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