程序计数器PC的位数取决于( )。
A.存储器容量
B.机器字长
C.指令字长
D.计算机的型号
参考答案:A
Imagine my vexation when they said they would come to dinner and then didn't show.
A.enlightenment
B.astonishment
C.annoyance
D.contrariness
在检查小麦种子批重量是否符合规定要求时,规定的容许差距最大重量为多少kg?().
A.1250
B.2500
C.25000
D.26250