________ is an essential part of the game development process because it assists designers in determining which aspects of the game are most intriguing to players and which parts of the game need to be repaired or enhanced.

Disabling interrupts ________.

a) is a viable solution for mutual exclusion in a multiprocessor system b) on a uniprocessor system could result in an infinite loop causing the system to hang c) typically prevents a thread from being preempted while accessing shared data d) both b and c

If you press and hold ____________________ while pressing an arrow key, the selected object will move in 10-point increments.

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