【单选题】Why did Rock come into the room?
B.
He wanted to talk to Roy.
C.
He wanted to have a letter typed.
【多选题】仓储管理费直接反映了仓储的成本,是( )的依据。
【简答题】一般微型计算机存储器系统主要由______ 、高速缓冲存储器、辅助存储器及管理它们的硬件与软件组成。
【单选题】Why did Tom come into the room?
B.
He wanted to talk to Kate.
C.
He wanted to have a letter typed.
【简答题】一般微型计算机存储器系统主要由______、高速缓冲存储器、辅助存储器以及管理这些存储器的硬件和软件组成。