I/O control system(IOCS)

A group of macroinstruction routines for handling the transfer of data between main storage and external storage devices. IOCS consists of two parts: physical IOCS and logical IOCS.; 一組宏指令例行程序,用于管理主存和外存之間的數據傳輸,主要由兩部分組成: 物理的 IOCS和邏輯的IOCS。