Red Hat Linux 9 Experience

1. first launch of Red Hat Linux 9

--1.1, select operating system

--After the first boot of the system, first run the boot loader grub and Select the appropriate system entry.

--1.2, first boot initialization configuration

--For the first time, the system will run the Firstboot daemon, which is welcomed, user account, date and time, Red Hat Network, additional discs, end set several steps.

--1.3, Login and Logout

--linux system has ordinary users and super users, the user name of ordinary users is arbitrary, and the Superuser user name is root. There is only one super user, and the average user can have a lot.

Note:Linux systems are case-sensitive , regardless of user name, file name, and device names.

2. GNOME using Preliminary

Introduction and composition of--3.1 and Gnome

Gnome is a friendly desktop environment that makes it easy for users to use and configure a computer, which consists of panels, desktops, a range of desktop tools and applications, and a range of protocols.

Basic use of--3.2 and GNOME

--gnome panel: Is the core of GNOME interface and behavior, and the Panel has many privileges relative to the application, applet, and main menu in the system.

On the panel, include the following components: Gnome main Menu, shortcut button, Desktop Toggle tool, taskbar, notification area, clock. You can also set the size of the Panel in the panel properties, where it appears on the desktop, auto-hide, and so on.

--gnome Desktop: Provides desktop functionality for all traditional operating systems, with 4 virtual desktops by default, and a desktop menu with a right-click in a blank area.

Character mode under--gnome: Under Linux, almost all tasks can be done using the action command in character mode.

Date: Displays the current date

Cal: Displays the calendar for the current month

Ping–c 4 192.168.1.99: Testing the connectivity of the network

PWD: Displays the current working path.

--Mouse operation:

In Gnome, the mouse's three keys have different uses, generally:

The left mouse button is used to seed and drag the target

The right mouse button provides a menu of selection targets

Middle key for paste operation or move target

If it is a two-button mouse, you can press the two keys simultaneously to simulate the middle key.

--Run the application

There are several ways to run the application:

> select and run the application from the main menu

> Double-click the shortcut icon on the desktop to run the application

> If you are using Gnome File Manager, you can double-click the executable to run the program

> Double-click the "Start Here" icon on the desktop and select the "Application" icon to enter

> select "Run Program ..." From the main menu to run any application.

--Find Files or folders

Gnome Main Menu Select Find File, enter the name and lookup path of the folder or file you want to find in the dialog box, you can use wildcard characters, such as "*", "[]", "? ”。 For example, if you want to select a file that starts with D in a directory, you can enter: d*