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Which one of the following statements allocates enough space to hold an array of 10 integers that are initialized to 0 ?
a) int *ptr = (int *) calloc(10,sizeof(int)); b) int *ptr = (int *) alloc( 10*sizeof(int)); c) int *ptr = (int *) malloc( 10*sizeof(int)); d) int *ptr = (int *)calloc(10*sizeof(int));
santhos kumar
- Dec 23rd, 2006
Yes the answer is (a), only calloc is reinitialized to 0; malloc will have garbage value and alloc is the headerfile used to invoke calloc and malloc.
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Which one of the following represents a correct and safe declaration of NULL ?
a) typedef((void *)0) NULL; b) typedef NULL(char *)0; c) #define NULL((void *)0) d) #define NULL((char*)0)
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process id of kernel
(a) 1 (b) 0 (c) 2 (d) none
