The statement shared_ptr p(new int); involves A) a single allocation of a dynamic block of memory. B) two allocations of two different dynamic blocks of memory. C) three allocations of three different dynamic blocks of memory. D) no allocations of dynamic memory. E) None of the above

Question

The statement shared_ptr<int> p(new int); involves
A) a single allocation of a dynamic block of memory.
B) two allocations of two different dynamic blocks of memory.
C) three allocations of three different dynamic blocks of memory.
D) no allocations of dynamic memory.
E) None of the above

Quizplus · Accepted Answer

The statement involves two allocations. The first allocation is for a dynamic block of memory of type int and the second allocation is for a shared pointer object that points to the dynamic memory block.

The Statement Shared_ptr<int> P(new Int); Involves