If gPtr is a pointer that points to the first element of an integer array (and each integer requires four bytes of storage), ____ references the variable that is three integers beyond the variable pointed to by gPtr.
A)*gPtr + 3
B)*(gPtr + 3)
C)*(gPtr + 3 * 4)
D)*(gPtr + 3 / 4)

Question

Quizplus · Accepted Answer

B is correct because adding 3 to the pointer moves it three integers (or 12 bytes, assuming each integer is 4 bytes) forward in memory. Dereferencing the new pointer with * gives the value of the variable at that new location.

If GPtr Is a Pointer That Points to the First