<i>You&#x27;re given 8-32 global variables of fixed size to work with, called &quot;registers&quot;.</i><p>Luxury!<p>I think this is better than the super terse one downthread. Just saying statuses are in a register (as a simplification) and mentioning the PC might be a way to make it shorter and reinforce the theme that instructions change the internal state of the cpu which is also kept in special &#x27;registers&#x27;.