Your terminal window is pretending to be one of these old-school CRT terminals. These were replaced by cathode-ray tube (CRT) terminals that did away with the paper. Originally, a terminal was a teletype that used a paper roll to display what you typed, and to print out the computer's response. Strictly speaking these are terminal emulation windows, but hardly anyone bothers to call them that. If your Linux installation has a graphical desktop environment such as GNOME or KDE, you'll need to open a terminal window to access the command line. On most Linux distributions, the default shell is Bash, or Zsh. The software-called an interpreter-that translates your input into commands and executes them for you is the shell. The command line is a way to interact with a computer by typing text-based instructions to it, and reading the responses. On the other hand, if you do want enjoy those benefits of speed and power, you have to bite the bullet and learn to use the command line. Many users never-or hardly ever-use the command line. The good news is you can achieve almost everything through your desktop that you can in the terminal, if a little slower. Related: Command Lines: Why Do People Still Bother With Them? Using the command line is more efficient, as long as you're proficient in the command line. The trouble is, that blinking cursor in a terminal window isn't welcoming, and the prospect of learning all of those commands and options can be overwhelming to the newcomer. This delivers granularity, power, speed, and flexibility. There are hundreds of commands available on the Linux command line, and many of these have dozens of options. It was the primary way to use and administer Unix, the operating system that Linux is based on. The command line came long before graphical desktop environments appeared.
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