Explain how does free() know explain how much memory to release?

1079

Why can’t we compare structures?

1276

How do you sort filenames in a directory?

1185

Define Array of pointers.

1109

When reallocating memory if any other pointers point into the same piece of memory do you have to readjust these other pointers or do they get readjusted automatically?

1273

What is the difference between exit() and _exit() function in c?

1076

What is volatile variable in c with example?

1045

Without Computer networks, Computers will be half the use. Comment.

2302

What is pre-emptive data structure and explain it with example?

3734

What are structure members?

1094

What does & mean in scanf?

1111

Can we access array using pointer in c language?

1092

How do you use a 'Local Block'?

1173

What are the types of functions in c?

989

What is the difference between array_name and &array_name?

1303