（1）DOS was the first widely-installed operating system on personal computers.
（2）To command to check a diskette for flaws and creates a directory where all the names ofthe diskette‘s files will be stored. It is Ping command
（3）While there are several useful programs for analyzing connectivity, unquestionably format is the most commonly used program.
（4）Whenever you turn on your computer, the first thing you see is the BIOS softwaredoing its thing.
（5）The order that BIOS will try to load the operating system, it is boot Sequence
（1） Cannot find or initialize the floppy drive controller or the drive. Make sure the controlleris installed correctly. (对)
（2）Typically, Device Manager is used to check the status of computer hardware and update（对）
（3）If the status is Disabled, that is not ully the result of user‘s action, but meansunanedevice has a problem.（错）
（4）If you lose the password you will be locked out of your own system,and then you willhave to resort to techniques. （对）
（5The typical indutrial robots consits of 3 major components: the manipulator arm, theend effector. and the actuator.（对）
Computer networks link computers by communication lines and software protocols,allowing data to be exchanged rapidly and reliably.
计算机网络通过通信线路和软件协议将计算机连接起来，使数据能够快速、可靠地交换。最初，网络用来提供计算机终端访问和计算机之间的文件传输的功能，如今，网络提供传递电子邮件、访问公共数据库和电子公告板的功能，并已开始用于分布式系统。
Originally, the network was used to provide terminal computer access and file transfer between computers. Today, the network provides E-mail transfer, access to public databases and bulletin boards, and has begun to be used in distributed systems.
Networks also allow users in one locality to share expensive resources, such as printers anddisk-systems.
网络还允许一个地区的用户共享昂贵的资源，例如打印机和磁盘系统。
原文地址：https://www.cnblogs.com/Alkaid2019/p/11789834.html