Assuming that arris an array identifier, the statement sum += *arr;
A)will always result in a compiler error.
B)is illegal in C++.
C)adds the address of the pointer arr to sum.
D)adds the value stored in arr[0] to sum.
E)None of the above

Question

Quizplus · Accepted Answer

The statement `sum += *arr;` adds the value stored at the first element of the array `arr` (i.e., `arr[0]`) to `sum`. The `*` operator is used to dereference the pointer, which in the case of an array, points to its first element.

Assuming That Arris an Array Identifier, the Statement Sum +=