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25 Cards in this Set
- Front
- Back
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Create an alias
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alias
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Find and Replace Text within files
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awk
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Displays a calendar
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cal
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Display the contents of a file
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cat
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Changes toa different direcory
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cd
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A visual object that enhances interaciton between a acomputer and auser. A GUI displays windows, icons, menus, labeled buttons, and a virutal desktop. A GUI sends commands to the system via these icons and menus rather than typed commands.
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GUI (graphical user interface)
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Clear terminal screen
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clear
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Copy one or more files to another location
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cp
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Display or change the date & time
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date
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Display message on screen
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echo
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Display,set, or remove environment variables.
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env(printenv)
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Application screen for typing system commands
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terminal window
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Search files for lines that match a given patttern
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grep
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This account is used to administer the system that has authority over system events and operations.
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root
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Entry into a UNIX/Linux computer is granted only when a user provides a login name and the associated password that matches the established user.
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login name
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After starting a UNIX/Linux computer, you are greeted with a login banner, either in the terminal or graphical window.
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login banner
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The exit command is a UNIX/Linux message that results in the closure of a terminal window.
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exit
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this utility provides an indepth description about a utility.
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info
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This program enables you to give the system instructions, also known as commands.
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shell
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This is an option or flag that provides specific instructions to a utility.
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argument
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a wildcard can represent a string of characters ina command.
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wildcard
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This variable represents the location of your workplace directory.
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$HOME
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this command is used to change the permissions/mode of a file.
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chmod
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This variable can be used to prevent the output of a utility from overwriting a file.
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noclobber
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This variable displays an output that consists of some of the environment variables that are set for your shell.
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$USER
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