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What does the malloc() function of C return when the memory is allocated successfully?

2562Medium DSSSB TGT Computer Science 0 replies 1 views
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What does the malloc() function of C return when the memory is allocated successfully?

  • AAn int that gives the number of bytes allocated
  • BA void pointer to the allocated block of memory
  • CA char pointer to the last byte of the block
  • DThe value 0 always
Correct answer: B

Explanation

malloc returns a generic pointer of type void * to the beginning of the block, which can be assigned to a pointer of any type in C, and it returns NULL if the request cannot be satisfied.
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