tty Command in Linux - Search
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    The term TTY stands for teletypewriter, a device from the 1800s used for sending typed messages over long distances. In the context of Linux, TTY refers to terminal devices that allow users to interact with the system by sending inputs and receiving outputs.

    The tty Command

    The tty command in Linux is used to print the file name of the terminal connected to the standard input. This command is particularly useful in scripting and managing terminal sessions, as it helps identify and verify the active terminal.

    Basic Usage

    To use the tty command, simply type tty in the terminal:

    tty

    This will output the name of the terminal device, such as /dev/tty1 or /dev/pts/2.

    Common Options

    1. Silent Mode: The -s or --silent option makes the command run silently, printing nothing but returning an exit status. tty -s The exit statuses are: 0: Standard input is a terminal. 1: Standard input is not a terminal. 2: Incorrect arguments. 3: Write error^3^.

    2. Help: The --help option displays a help message with information about the tty command and its available options. tty --help

    3. Version: The --version option shows the version information of the tty command. tty --version

    How do I find out Tty in Linux?
    The tty utility writes the name of the terminal attached to standard input to standard output. You can also use who or w command to find out terminal/tty. SYNOPSIS tty [OPTION]… OPTIONS : EXAMPLE / dev / tty3 You can also use w or who commands to find out tty: OR use who command: Sanfoundry Global Education & Learning Series – 1000 Linux Tutorials.
    sanfoundry.com
    How-To Geek
    https://www.howtogeek.com/428174/what-is-a-tty-on-linux-and-ho…
    What is a TTY on Linux? (and How to Use the tty Command) - How-To Geek
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