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

C Interview Questions

Questions Answers Views Company eMail

What's a "sequence point"?

3 8690

Why doesn't the code "int a = 1000, b = 1000; long int c = a * b;" work?

7 14483

What's wrong with "char *p; *p = malloc(10);"?

5 16057

I have a function which accepts, and is supposed to initialize,a pointer, but the pointer in the caller remains unchanged.

1 4179

I have a function which accepts a pointer to an int. How can I pass a constant like 5 to it?

3 6102

What does a run-time "null pointer assignment" error mean?

2 8182

what is meant by the "equivalence of pointers and arrays" in C?

Satyam,

3 9044

What is the real difference between arrays and pointers?

Hexaware, Logic Pro, TCS,

27 66039

How do I declare a pointer to an array?

IBM,

6 14232

How can I set an array's size at run time?

9 14491

When you call malloc() to allocate memory for a local pointer, do you have to explicitly free() it?

Aloha Technology,

2 8670

How does free() know how many bytes to free?

8 20954

What's the difference between calloc() and malloc()?

4 8755

What is alloca() and why is its use discouraged?

1 6600

What are .h files and what should I put in them?

3 6168

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Un-Answered Questions { C }

What is context in c?

924

Why is c called c not d or e?

1101

What is structure data type in c?

1022

What is the difference between typedef struct and struct?

1110

Can you assign a different address to an array tag?

1175

What do mean by network ?

1167

What is pointer in c?

1202

What is #line in c?

1019

When should structures be passed by values or by references?

1043

What are the features of c language?

1074

a way in which a pointer stores the address of a pointer which stores the value of the target value a) reference b) allocation c) multiple indirection d) none

1162

Where are the auto variables stored?

1152

What do you know about the use of bit field?

1049

What is getch?

1192

All technical questions

1992

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