控制系统的各子系统中,( )具有制定标准、评价效绩、纠正偏差的基本功能。
A.控制子系统
B.被控子系统
C.存储子系统
D.信息反馈子系统
参考答案:A
从静态的观点看,操作系统中的进程是由______、数据和进程控制块组成的。
Mary invested $8,400 for 6 months in a certificate of deposit paying percent simple annual interest. How much more interest would Mary have received if the interest rate on this certificate had been 9 percent simple annual interest ?()