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Question

realloc(ptr, size), where size is zero means

a.

Allocate a memory location with zero length

b.

Free the memory pointed to by ptr

c.

Undefined behaviour

d.

Doesn’t do any reallocation of ptr i.e. no operation

Posted under C Programming

Answer: (b).Free the memory pointed to by ptr

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Q. realloc(ptr, size), where size is zero means

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