2023年7月3日发(作者：)

计算机英语的常用句子

小编今天就跟大家分享一下关于计算机的英语吧，这些都是关于计算机的英语句子哦，大家快点记忆一下吧。

parts of MS-DOS that remain on disk until needed

are known as external commands; those parts that reside in

memory are internal commands.

MS-DOS中被调用前保存在磁盘中的部分被称为外部命令，驻留在内存的中的部分被称为内部命令。

gh some are external and others are internal, all MS-DOS commands are used the same way.

虽然MS-DOS命令有些是外部的，有些是内部的，但它们的使用方式相同。

MS-DOS is on your hard disk, you'll notice the external

commands mostly because the light on your hard disk comes on

when MS-DOS goes to the disk to find them.

如果MS-DOS装在硬盘上，运行外部命令时，你可能会注意到，当MS-DOS去磁盘中寻找相应文件时会使硬盘灯亮。

MS-DOS filename can be made up of two parts

separated by a period(.), the first part the filename proper, and

the second part the extension.

一个MS-DOS文件名可由用句点(.)分开的两部分组成，第一部分文件名本身，第二部分叫做扩展名。

filename proper can have up to eight characters and

the extension is optional and can ave up to three characters.

文件名本身最多可包括8个字符，扩展名是可有可无的，最多3个字符。

filename and extension cannot include certain

keyboard characters, such *,?.<>" and :. in addition, remember

not to use spaces. 文件名和扩展名中不能使用某几个键盘字符，如*,?.<>" 和：。另外记住不要使用空格。

MS-DOS cannot accept a character in a command

including a filename, you might see Invalid filename or file not

found. File not found, Invalid switch, or Parameter format not

correct.

如果MS-DOS 不能接受命令(包括文件名中的字符)，你就可能看到非法文件名或文件未找到，文件未找到，非法开关或参数格式错。

wildcard, the question mark(?), can stand for any

single character in filename, an extension, or both.

一个通配符是问号(?)，它能代表文件名、扩展名，或两者中的任意单个字符。

can use the second wildcard, the asterisk (*), as part of

a filename, an extension, or both, alone or in combination with

other characters.

你可用第二个通配符星号(*)作为文件名、扩展名或两者的一个部分，单独用或与其他字符连用均可。

10.A complete file specification might include only a

pathname, only a filename, or a combination of pathname and

filename, perhaps with wildcards in the filename.

一个完整的文件标识名可以只包括一个路径名、一个文件名或路径名和文件名的组合，文件名中可以有统配符。

Directory command (shortened Dir)is one of the most

frequently used of all MS-DOS commands.

Directory 命令(简作Dir)是所有MS-DOS命令中最常用的命令之一。

display a directory listing for drive C, the current drive,

type C:>dir

列出当前驱动器C的文件目录，敲入：C:>dir

call for a wide listing of files for the current drive, type C:>dir/w

以宽行方式显示当前目录表，敲入C:>dir/w

call for a wide listing of all files with the DOC extension

on the disk in drive A , you would type C:>dir a: * .doc/w

将A驱动器中扩展名为DOC的所有文件以宽行列表，要敲入C:>dir a: * .doc/w

display a long directory listing, such as that for your

MS-DOS directory, one screenful at a time, you would type the

following: C:>dir C: dos |more

显示一个长目录清单，如MS-DOS目录，一次显示一屏，敲入：C:>dir C: dos |more