Answer Posted / srsabariselvan

constant Pointer:
we can't modify the value of pointer.i.e.,value of
pointer is constant.
Declaration:
int i=2,j;
int const *p;
p=&i;
p=&j;
Pointer Constant:
in case of Pointer constant, we can't modify the address of
pointer.i.e,address stored in pointer is constant.
This must be intialized
Declaration:
int i=2;
int *const p=&i;
*p=4;

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