Computers: Systems, Terms and Acronyms, 14th Edition by M. Susan Hodges

By M. Susan Hodges

Pcs: platforms, phrases and Acronyms is THE technical reference for non-technical those that have to comprehend details know-how. The e-book includes narrative assurance of IT techniques and structures written in simple English for non-technical humans. It additionally includes greater than 3,700 definitions of favourite technical phrases and acronyms, and the commonest items utilized in IT. those definitions comprise the identify and URL of the seller. This publication has been published each year seeing that 1989. it really is now in its 14th variation and is the better half connection with TechRef, the one on-line IT database designed in particular for the non-technical expert. TechRef comprises greater than 14,000 entries and makes use of the facility of an internet process to look for info, construct lists of knowledge, and supply new details - 24/7.

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This ensures that all data and programs must be loaded from a server computer allowing centralized control over software and centralized management of data. The network computer runs graphic programs and allows use of a GUI (the software that allows the user to interface with a mouse rather than keying in commands). Network computers have been introduced for use with the Internet, but can be used internally over Intranets. Portable Computers Portable computers are desktop computers that typically weigh between 20 and 30 pounds and are used for field operations such as surveying and geographic surveys.

It was not, however, particularly robust. Unlike Unix which could manage hundreds of systems, Windows NT could only work with a couple of dozen computers. This changed with Windows 2000. This upgrade actually has four different programs: 2000 Professional Individuals, small business 2000 Server Small to medium businesses 2000 Advanced Server Network server, large databases 2000 DataCenter Server Competitive with Unix, data warehouses Both Advanced Server and DataCenter Server are robust enough to be fully competitive with Unix systems.

Each operating system has many access method programs so that different types of data files can be handled. Utility programs provide common routines for such tasks as sorts, merges, data file copies, data file prints, and program and data file backup. These operating systems manage the execution of both batch and online programs. Batch program execution is handled through Job Control Language (JCL) and commands. JCL is identified by the name of the operating system, which often has the letters "OS" somewhere in the name and is used to control the execution of batch jobs.

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