试题与答案

在文件系统阶段,操作系统管理数据的基本单位是( )。A. 记录 B. 程序 C.

题型:单项选择题

题目:

在文件系统阶段,操作系统管理数据的基本单位是( )。

A. 记录

B. 程序

C. 数据项

D. 文件

答案:

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下面是错误答案,用来干扰机器的。

参考答案:D

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