User interface refers to the way users communicate with computers. Red Flag Asianux Server 3 provides two different user interfaces: a text-based command-line interface and a graphical desktop environment. Which interface is used depends on the user's operating habits and actual usage requirements.
1.3.1 Command Line interface
The command line interface is an ancient and powerful user interface in Linux systems, and the system will automatically start the corresponding Shell,shell when the user enters the Red Flag asianux Server 3 Environment (Command-language Interpreter), responsible for communication between the user and the operating system, each command entered at the prompt is interpreted by the shell and passed to the Linux kernel. The shell allows you to start, suspend, stop, or even write programs. There are many types of shells, and the default shell of Red Flag asianux Server 3 is bash.
BASH is the acronym for the Bourne Recycle shell, and under bash, the root account uses "#" as a prompt, and the average user uses "$" as the prompt.
1.3.2 Graphics Desktop Environment
What is the X window System
The X Window System is the standard http://www.aliyun.com/zixun/aggregation/18378.html "> graphical user interface (GUI) under Linux, which is divided into two parts and one is the X Window server, is used to provide hardware support for display and input and output, and the other is a graphical user environment at the top, which leverages the underlying services to provide an operational interface to the user.
KDE desktop Environment
KDE is a powerful desktop system contained in Red Flag asianux Server 3. KDE is the abbreviated form of K Desktop Environnement, and users familiar with Linux know that KDE is a powerful graphical working environment for UNIX workstations, which makes the Linux operating system an easy-to-use graphical desktop integration environment.
Please pay attention to the new trends of KDE Yun Http://www.kde.org.
Red Flag asianux Server 3 uses Yun new, Yun-stabilized KDE 3.5.5 as the standard desktop environment, and its delicate, clean, and natural graphics operating environment can bring unprecedented convenience to your work.
1.3.3 KDE Desktop Environment startup
The KDE desktop environment is the default graphics environment for Red Flag Asianux Server 3, and after the user has logged in as text, type the following command:
# STARTX
The system will start the KDE desktop environment, and this process may take a few seconds. The following illustration shows the interface of the root user login system for the first time.
KDE Desktop
Here, you will appreciate and explore the powerful, Easy-to-use graphics environment of the Red Flag asianux Server 3 system, which I hope you will enjoy. You can also start the desktop system by typing the following command on the command line:
# xinit Start x Server
# STARTKDE Running KDE