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OS - Chapter 4

CIT172 Operating Systems - Ch 4 Directory Commands

QuestionAnswer
absolute path A path to a file that begins with the drive identifier and root directory or with a network share and ends with the complete filename.
CD The command that changes the current directory. The command must be lowercase in Linux or UNIX.
command-line interface (CLI) A form of interface in which the user types commands
using a special command language.
command-line interpreter A program that accepts typed commands from the keyboard and performs tasks as directed. responsible for loading applications and directing the flow of information between them.
command prompt A line area within the command window, usually indicated by a blinking cursor, where you type MS-DOS or Linux commands.
COPY An MS-DOS command to duplicate files from one disk or directory to another.
cp The Linux command used to copy files, similar to the COPY command in MS-DOS.
current directory The disk directory at the end of the active directory path; it is the directory that is searched first for a requested file, and the directory in which a new file is stored unless another directory is specified.
DEL An MS-DOS command used to permanently remove a file. The file remains stored and is recoverable until the system reuses the storage space taken by the file.
DIR An MS-DOS command that instructs a computer to display a list of files and subdirectories in the current directory.
ERASE An MS-DOS command to permanently remove a file or folder.
home The conventional starting directory for all regular users.
long filename A plain-text name assigned to a file that can be 200 characters or more; it can include uppercase and lowercase letters as well as spaces.
ls The Linux command that instructs the computer to display a list of files and subdirectories in the current directory or the directory specified in the command.
mkdir The Linux command that instructs a computer to create a directory or subdirectory in the current directory of a folder.
mount To make a physical disk accessible to a computer’s file system.
MOVE The MS-DOS command used to transfer a file or folder from one directory to another.
mv The Linux command used to transfer a file or folder from one directory to another; similar to the MOVE command used in MS-DOS.
pipe symbol The vertical line symbol (|) that appears on a PC keyboard as the shift character on the backslash (\). This symbol is used in MS-DOS and Linux to transfer the output of one command to the input of a second command.
RD The MS-DOS command to remove a directory.
relative path A path that is implied by the current working directory. If a user enters a command that refers to a file and the full pathname is not entered, the current working directory becomes the path of the file to which the user referred.
REN The MS-DOS command to rename a file.
rmdir The Linux command used to remove a directory. All folders need to be removed from the directory before it can be removed.
sort The command used to organize files in a particular order. Files can be organized in ascending or descending alphabetized order.
standardized channels A path or link through which information passes between two devices.
stderr The error data stream in Linux.
stdin The input data stream in Linux.
stdout The output data stream in Linux.
terminal window An interface with the operating system for entering command-line functions.
TREE The command used in MS-DOS to produce a graphical view of files in a directory or subdirectories.
unmount To remove a disk or device from active use.
white space Blank areas of a page or window that contribute to its balance and visual appeal.
wildcard character A character you can use in a command to represent one or many unknown characters. Wildcards are useful, for example, to specify multiple filenames.
working directory Another term for current directory.
XCOPY A more powerful version of the MS-DOS COPY command, with additional features.
Created by: Leisac
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