O'Reilly logo

Essential Guide to Computing: The Story of Information Technology, The by E. Garrison Walters

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Network Generations

There are a variety of ways to describe network generations. This book will use the most common, which means 1) terminal-host for systems with mainframes or minicomputers supplying all of the intelligence to dumb terminals; 2) client-file server for the generation with a dumb host and smart PCs; and 3) client-server for systems in which all elements of the network have considerable intelligence. We'll then describe the various approaches to client-server.

Terminal-Host

The first generation of computers worked exclusively in the terminal-host mode. A terminal, essentially a keyboard, video screen, and a little bit of circuitry, had no intelligence at all—no CPU, no DRAM, no hard drive or other form of storage. The central computer—first ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required