December 2001
Intermediate to advanced
656 pages
27h 19m
English
Content preview from Networking Explained, 2nd Edition
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Chapter 1: Fundamental Concepts of Computer Networks and Networking 25
55. Would you please review these for me?
Simplex communications imply a simple method of communicating. In a simplex com-
munications mode, data may flow in only one direction; one device assumes the role of
sender and the other assumes the role of receiver. Furthermore, these roles may not be
reversed. An example of a simplex communication is a television transmission—the main
transmitter sends out a signal (broadcast), but it does not expect a reply since the receiving
devices cannot issue a reply back to the transmitter. It’s like a very boring person telling
you his or her life ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.