The __________ policy dictates that a piece of data in one cache is guaranteed not to be found in all lower levels of caches.

A hotspot can be moved or resized using the ____________________ tool.

Fill in the blank(s) with the appropriate word(s).

int *ptNum = &miles; is ____.

A. always valid B. never valid C. only valid if miles is declared as an integer variable before ptNum is declared D. only valid if miles is declared as an array of integers before ptNum is declared