以下不属于操作系统基本功能的是( )。
- A.进程管理
- B.作业管理
- C.内部管理
- D.存储管理
正确答案及解析
正确答案
解析
操作系统提供了5个方面的功能：进程管理、文件管理、存储管理、设备管理和作业管理。处理机管理是对处理机的执行“时间”进行管理。通过进程管理协调多道程序之间的关系，解决对处理器实施分配调度策略、进行分配和进行回收等问题，以使CPU资源得到最充分的利用。文件管理主要包括存储分配与回收、存储保护、地址映射和主存扩充。存储管理是对主存储器“空间”进行管理。设备管理是对硬件设备的管理，设备管理不仅涵盖了进行实际I／0操作的设备，还涵盖了例如设备控制器、通道等输入输出支持设备。作业管理包括任务、界面管理、人机交互、语音控制等。
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- A.low-level
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