RCHE Red Hat Certified Engineer Linux Study Guide[c] Exam (Rh302)

The window manager is a special type of X client, which controls how other X clients appear on your display.

WINS provides name resolution on Microsoft networks; it can be activated on Samba.

An X client is an application that uses the X server services to display output.

The X Display is a console and a virtual window. By default, there are six virtual consoles configured with Linux; the X Display is associated with virtual console number seven.

The X Font Server, xfs, has to run before you can start the Linux GUI.

The X server is the part of the X Window System that runs on your desktop. The X server draws images on your screen, takes input from your keyboard and mouse, and controls access to your display.

The GUI for Linux is also known as X Window. Unlike other applications, the X Window System is a layered application.

The XFree86 server is the default X server for RHEL 3.

The xhost command can be used to allow other hosts to access your X server. In other words, you can configure remote X clients to send their display to the local X server.

The xinetd 'super-server' daemon controls connections to servers in the /etc/xinetd.d directory such as the Kerberos Telnet server and POP3 e-mail.

The NIS client service is ypbind.

The NIS server service is ypserv.

The RHEL 3 gateway daemon is zebra, which you need to activate before your computer can be configured as a router.