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 64454

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

Vector, Vector Solutions,

5 42315

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

2 4366

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

ABC,

1 5796

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

2 4818

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

3 6535

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 5037

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 6129

Write a c program using for loop in switch case?

Infosys,

1 6508

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

IBM, TCS,

1948

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

1 4092

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 4522

how to find sum of 5 digits in C?

4 7180

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

1 3875

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Un-Answered Questions { C }

Are there constructors in c?

1011

What does malloc () calloc () realloc () free () do?

1065

an expression contains relational operators, assignment operators, and arithmatic operstors. In the absence of parentheses, they will be evaluated in which of the following order a) assignment, relational, arithematic b) arithematic, relational, assignment c) relational, arithematic, assignment d) assignment, arithematic, relational

1316

What does c value mean?

1200

What is meant by int main ()?

1211

Write a C program to help a HiFi’s Restaurant automate its breakfast billing system. Your assignment should implement the following items: a. Show the customer the different breakfast items offered by the HiFi’s Restaurant. b. Allow the customer to select more than one item from the menu. c. Calculate and print the bill to the customer. d. Produce a report to present your complete program and show more sample output. Assume that the HiFi’s Restaurant offers the following breakfast menu: Plain Egg $2.50 Bacon and Egg $3.45 Muffin $2.20 French Toast $2.95 Fruit Basket $3.45 Cereal $0.70 Coffee $1.50 Tea $1.80

3131

Who developed c language and when?

1071

What is malloc() function?

1161

Why do we use namespace feature?

1059

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

1024

What are the modifiers available in c programming language?

1223

If a five digit number is input through the keyboard, write a program to print a new number by adding one to each of its digits.For example if the number that is input is 12391 then the output should be displayed as 23402

3919

What is function prototype in c language?

1034

What do you mean by dynamic memory allocation in c? What functions are used?

1165

Why should I prototype a function?

1199

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