00908nam a2200121Ia 450000500170000008000180001710000300003524500390006526000460010430000150015052006020016558300190076720260716043013.0  a19.01.07 M353  aMarney-Petix, Victoria C.  aNetworking and data communications  bReston Publishing CompanyaRestonUSc1986  axv, 170 p.  aDiscusses several topics that relate to data communications including computer communications, data transmission, interfaces, protocols and error management.  Explains the concept of the network, various types of networks, the multiasking and multiuser operating systems and multiplexors.  Discusses local area networks in depth and examines other topics such as public packet networks, voice technology, teletext, videotext and security issues.  Contains checklists at the end of chapter four and onwards that can help in the determination of the technology best suited for a particular business.  c3/7/00kM2LMGR