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

C Interview Questions

Questions Answers Views Company eMail

what does ‘Bus Error’ mean?

ABC,

1 3917

Define function pointers?

1 2966

How do you initialize function pointers? Give an example?

3 3921

where can function pointers be used?

2 3403

what are bitwise shift operators?

4 5592

what are bit fields? What is the use of bit fields in a structure declaration?

Flextronics, TISL, Virtusa,

1494

what is the size of an integer variable?

4 4918

what are the files which are automatically opened when a c file is executed?

3 4376

what is the little endian and big endian?

1 3225

what is the use of fflush() function?

2 5200

what is the difference between exit() and _exit() functions?

2 6027

where does malloc() function get the memory?

1 3395

what is the difference between malloc() and calloc() function?

1 3573

what is the difference between postfix and prefix unary increment operators?

3 6574

what is the difference between strcpy() and memcpy() function?

2 4629

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Un-Answered Questions { C }

What are the different types of C instructions?

664

How can I remove the leading spaces from a string?

623

What is meant by 'bit masking'?

878

console I/O functions means a) the I/O operations done on disk b) the I/O operations done in all parts c) the input given through keyboard is displayed VDU screen d) none of the above

647

How do we declare variables in c?

561

What are multidimensional arrays?

650

Should a function contain a return statement if it does not return a value?

588

What are preprocessor directives in c?

628

how much salary u want ? why u join in our company? your domain is core sector why u prefer software ?

1501

What is the function of multilevel pointer in c?

665

How to declare pointer variables?

677

When should the volatile modifier be used?

675

how many errors in c explain deply

1623

What is ambagious result in C? explain with an example.

2047

Here is a neat trick for checking whether two strings are equal

558

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