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 6223

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

MIT, TCS,

12 29126

What is the difference between null pointer and void pointer

CTS, Manforce, MAQ Software,

10 47441

why r u join this company? give solid resons.

IBM, Infosys, TCS,

16 28005

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

1 16013

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

NSN,

2 7385

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 11372

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 5872

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 7237

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

2 12900

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

Satyam,

3 8263

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

2 5704

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

4 6688

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 8179

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 3702

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Un-Answered Questions { C }

write a program to copy the string using switch case?

2860

How can I get the current date or time of day in a c program?

1184

What are valid operations on pointers?

1157

Why c is called top down?

1107

What is structure in c definition?

996

What is queue in c?

1046

Why void is used in c?

966

What is the difference between printf and scanf )?

1036

write a c program to do the following: a) To find the area of a triangle. b) To convert the temperature from Fahrenheit to Celsius. c) To convert the time in hours : minutes : seconds to seconds.

1959

What is mean by Data Driven framework in QTP? Can any one answer me in details on this regard.

2217

What are high level languages like C and FORTRAN also known as?

1125

What is difference between %d and %i in c?

1191

How do you define a function?

985

What is boolean in c?

1044

What is a #include preprocessor?

1098

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