Introduction to Linux terminal equipment

Terminal Equipment: Terminal

Multi-tasking, multi-user

Physical terminal, console: Console

Virtual Terminals: 6, TTY

CTRL+ALT+F[1-6]

Graphics Terminal:

CentOS 6:

Ctrl+alt+f7

CentOS 7:

In which virtual terminal is launched, which is located in which virtual terminal;

Serial Terminal: TTYs

Pseudo Terminal: Pty

In the philosophy of Linux, everything is file and hardware is represented by files.

Physical Terminal:/dev/console

Virtual Terminal:/dev/tty# [1,6]

Serial Terminal:/dev/ttys#

Pseudo Terminal:/dev/pts/#

Note: After you start the device, you can interact with the user by associating a user interface program on it;

View End Devices:

~]# TTY

To view the interface program:

~]# Echo $SHELL

To start the GUI:

Run a command on a virtual Terminal interface: StartX &

Introduction to Linux terminal equipment