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

C Interview Questions

Questions Answers Views Company eMail

who will call your main function in c under linux?

2 6338

Write a Program to print this triangle: * ** * **** * ****** * ******** * ********** use two nested loops.

MIT, TCS,

12 29544

What is the difference between null pointer and void pointer

CTS, Manforce, MAQ Software,

10 47761

why r u join this company? give solid resons.

IBM, Infosys, TCS,

16 28487

Write a C program that computes the value ex by using the formula ex =1+x/1!+x2/2!+x3+3!+………….

1 16093

what is the advantage of using SEMAPHORES to ORDINARY VARIABLES???

NSN,

2 7514

main() { float a=8.8; double b=8.8; if(a==b) printf("Equal"); else printf("not equal"); getch(); } what is the output? with reason

CSC,

6 11543

plssssss help !!....using array.. turbo c.. create a program that will accept number of words to be consored. .a word must not exceed 10 characters long .the text to be entered will be no longer than 200 characters .there will be no 10 words example: enter number of words to be censor: 5 enter words to censor: windows office microsoft bill gates enter text to censor: bill gates founded microsoft and makes office and windows sample output: founded and makes and

1 5946

number 2 plssssss help !!....using array.. turbo c.. create a program that will accept a number and determine if it is a happy number or an unhappy number.. example: enter a number : 7 7*7=49 then 4 and 9 4*4 and 9*9== 16 + 18 gives you 97 then 9 and 7 9*9 and 7*7 == 81 + 49 gives you 130 then 1 and 3 1*1 and 3*3 == 1 + 9 gives you 10 1*1 gives you 1 sample output: 7= 49= 16+81= 97= 81+49=130 =1+9=10 =1 "7 is a happy number" . if the last number is 2 then the number being inputed is not a happy number.

3 7333

Convert the following expression to postfix and prefix X $ Y Z - M + N + P / Q / (R + S)

2 13001

Convert the following expression to postfix and prefix (A+B) * (D-C)

Satyam,

3 8376

plz answer..... a program that reads non-negative integer and computes and prints its factorial

2 5803

plz answer.. a program that takes a string e.g. "345" and returns integer 345

4 6852

plz answer....A program that takes 3 variables e.g a,b,c in as seperate parameters and rotates the values stored so that value goes a to b, b to c and c to a .

3 8329

plz answer.... write a program that reads line (using getline) e.g."345", converts each line to an integer using "atoi" and computes the average of all the numbers read. also compute the standard deviation.

1 3770

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Un-Answered Questions { C }

Tell me with an example the self-referential structure?

1025

Write a program to reverse a linked list in c.

1133

What does void main return?

1126

What is meant by high-order and low-order bytes?

1051

int i[2], j; int *pi;i[0] = 1; i[1] = 5; pi = i; j = *pi + 1 + *(pi + 1)Value of j after execution of the above statements will be a) 7 b) 6 c) 4 d) pointer

1043

write a program to print data of 5 five students with structures?

2048

Explain is it valid to address one element beyond the end of an array?

1218

What are linked lists in c?

1130

What are the different types of control structures?

1047

What is property type c?

1089

List some basic data types in c?

1029

How do you generate random numbers in C?

1201

Why should I use standard library functions instead of writing my own?

1273

How can I get back to the interactive keyboard if stdin is redirected?

1190

write a proram to reverse the string using switch case?

2948

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