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关于操作系统的叙述中正确的是（）

单选题

2021-09-06 20:53

A、操作系统是计算机软件系统中的核心软件
B、Windows是PC机唯一的操作系统
C、操作系统属于应用软件
D、操作系统的五大功能：启动、打印、显示、文件存取和关机

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正确答案

A

试题解析

标签：超星河北科技师范学院大学信息技术基础

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