Linux Fundamentals 1

Linux Fundamentals:

1, composed of small programs with a single purpose, the combination of small procedures to complete complex tasks;

2, all documents;

3, try to avoid capturing the user interface;

4. Save the configuration file in plain text format

GUI interface

Gnome

Kde

Xface

CLI interface

Bash

Csh

Zsh

Ksh

Tcsh

Command prompt: Prompt

#:root Administrator Prompt

$: Normal user prompt

Command format:

Command options

Short options:-Multiple options can be combined-a-b=-ab

Long options:--

How users are logged in

Users who use credentials can log on.

CTRL+ALT+F1-F6 switching

Terminal Virtual Terminal

STARTX & Start Graphical interface

Su:switch User

#su [-l] User name

Change Password command passwd

2017/9/5

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Linux Fundamentals 1