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Thin Client Terminals

A thin client terminal acts as a device is designed to provide just those functions which are useful for user-interface programs. Often such devices do not include hard disk drives, which may become corrupted by the installation of misbehaved or incompatible software, but instead, in the interests of low maintenance cost and increased mean-time between failures (MTBF) the thin client device will use read-only storage such as a CD-ROM or flash memory.

"Thin client" has also been used as a marketing term for computer appliances designed to run thin client software. An X terminal, Wyse Winterm, Clearcube or Web kiosk might be considered thin client terminals in this sense.

 

Device For Running A Thin Client Application Program

"Thin client" has also been used as a marketing term for computer appliances designed to run thin client software. An X terminal, Wyse Winterm, Clearcube or Web kiosk might be considered thin clients in this sense.

An X terminal is a piece of dedicated hardware running an X server as a thin client. This architecture became popular for building inexpensive terminal parks for many users to simultaneously use the same large server. This use very much aligns with the original intention of the MIT project.


X terminals explore the network (the local broadcast domain) using the X Display Manager Control Protocol to generate a list of available hosts that they can run clients from. The initial host needs to be running an X display manager.

Dedicated (hardware) X terminals are no longer common; the same functionality is typically provided at a lower cost with either a user's Microsoft Windows PC running an X server program or a low-end PC running Linux.



Popular Thin Client Terminals: Windows thin client, Linux thin client, Wyse thin client, XP thin client

A word about dumb terminals: A dumb terminal in computing consists of a computer screen and keyboard, but practically no processing ability. They allow a user to carry out work on a remote server, minicomputer or mainframe. They have largely been superseded by personal computers.

Dumb terminals, sometimes dubbed glass teletypes, display text on a screen, usually in monochrome, and allow the user to send commands to the server computer to input or display data, or to perform some action. They include limited processing power to enable them to issue simple commands ('escape sequences') for clearing the screen and positioning the cursor. Some later terminals included a limited graphic display capability.

In the 1970s and early 1980s, a number of companies manufactured dumb terminals. The most common were DEC, Wyse, Televideo, IBM, Lear-Siegler and Heath.

Today, most telnet clients provide emulation of the most common dumb terminal -- the DEC VT100.

Smart terminals whioch would include thin client terminal provide additional resources to perform local editing and simple processing. Basically, such smart terminals (often referred to as network computers or simply NCs) are low-cost PC platforms with no external storage like hard disks or CD-ROM drives booting from a server in the network.


This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Thin Client".