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

C Interview Questions

Questions Answers Views Company eMail

What is wrong with this declaration?

1109

What is a void pointer in c?

1111

How can I use a preprocessorif expression to ?

1065

How can I implement a delay, or time a users response, with sub-second resolution?

1078

What is this infamous null pointer, anyway?

1061

Are enumerations really portable?

1029

What is a const pointer in c?

1132

Why isn't it being handled properly?

1067

What should malloc() do? Return a null pointer or a pointer to 0 bytes?

1079

What is wrong with this initialization?

1007

How do we print only part of a string in c?

1030

What is a null pointer in c?

1234

If fflush wont work, what can I use to flush input?

1106

Is c a great language, or what?

1123

Why isn't any of this standardized in c? Any real program has to do some of these things.

1214

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Un-Answered Questions { C }

Which of the following operators is incorrect and why? ( >=, <=, <>, ==)

1174

FORMATTED INPUT/OUTPUT functions are a) scanf() and printf() b) gets() and puts() c) getchar() and putchar() d) all the above

1121

Hai sir, I had planned to write the NIC scientific engineer exam , plz post the sample question......

2189

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

2530

What's the right way to use errno?

1149

Explain what is the benefit of using enum to declare a constant?

1093

Is a pointer a kind of array?

1187

Define Array of pointers.

1109

Differentiate between the = symbol and == symbol?

1302

What is the difference between break and continue?

1530

What is the difference between the expression “++a” and “a++”?

1234

Why void main is used in c?

1051

State the difference between realloc and free.

1087

Is there anything like an ifdef for typedefs?

1154

How does selection sort work in c?

1042

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