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

C Interview Questions

Questions Answers Views Company eMail

What is the purpose of the statement: strcat (S2, S1)?

1171

What is indirection? How many levels of pointers can you have?

Aspire, Infogain,

1141

Write a program, where i have a grid with many cells, how many paths are possible from one point to other desired points.

Expedia,

1239

Write a factorial program using C.

iNautix,

1082

Devise a program that inputs a 3 digit number n and finds out whether the number is prime or not. Find out its factors.

TCS,

1123

How to find a missed value, if you want to store 100 values in a 99 sized array?

Honeywell, Zomato,

1413

Write a program to implement a round robin scheduler and calculate the average waiting time.Arrival time, burst time, time quantum, and no. of processes should be the inputs.

Aspiring Minds,

1108

Write a code to remove duplicates in a string.

Expedia,

1037

Why C language is a procedural language?

Ericsson,

1039

Explain Basic concepts of C language?

EXL,

1155

What is the use of function overloading in C?

Ittiam Systems,

1174

Write the control statements in C language

Atos Origin,

1208

Write a program to print all permutations of a given string.

JPMorgan Chase,

1198

What is the purpose of macro in C language?

Fidelity,

1124

Differentiate between Macro and ordinary definition.

Motorola,

1382

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Un-Answered Questions { C }

I was asked to write a program in c which when executed displays how many no.of clients are connected to the server.

2372

Is main is user defined function?

1150

Write a Program to find whether the given number or string is palindrome.

1277

When c language was developed?

1060

Iam a B.Tech graduate and completed my engineering in 2009, from 2005 to 2009 and after that i had done nothing.Now i want to do job and get into BPO field . Friends give me suggestions as what to say in interview... if they ask me that what would you had done ... these many years without doing job ??????? pls urgent

1826

What is memcpy() function?

1121

How old is c programming language?

1009

What are structural members?

1011

What is difference between class and structure?

1114

please explain clearly about execution of c program in detail,in which stage are the printf sacnf getting into exeecutable code

2183

Explain what are the advantages and disadvantages of a heap?

1092

What is union and structure?

1125

What does %c do in c?

994

What is variables in c?

1054

which is an algorithm for sorting in a growing Lexicographic order

1805

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