000			03663cam a2200241 a 4500
008			100107s2001 enka 001 0 eng
020			_a9780748763672
020			_a0748763678
035			_a(Sirsi) u3188
040			_aEG-CaNU _cEG-CaNU _dEG-CaNU
042			_ancode
082	0	4	_a004 _2 22
100	1		_aDoyle, Stephen, _d 1954- _96131
245	1	0	_aInformation systems for you / _c Stephen Doyle.
250			_a3rd. ed.
260			_aLondon : _b Nelson Thornes, _c c2001.
300			_ax, 390 p. : _b ill. ; _c 28 cm.
505	0		_aPart 1 What is an information system?; data; information; the three stages of doing tasks; manual information systems; computerized information systems; examples of computerized information systems -- Part 2 The components of an information system: hardware and software; why use computers?; are there any drawbacks in using computers?; processing data; types of computer; peripheral devices; microprocessors -- Part 3 The ins and outs of systems - input and output: the ins and outs of a video library; input devices; output devices -- Part 4 Storing data: the storage of data; memory (main store); magnetic media; optical disks -- Part 5 Software: what is software?; operating systems (systems software); multitasking; multiuser; user interfaces; applications software; programming languages; translation programmes -- Part 6 Collecting your data: the problems with college enrolments; coding data; putting the details into the computer; flood warning - an example of automatic data capture; automatic data capture using signals; turnaround documents -- Part 7 Checking data: reasons for error; consequences of errors; how are errors avoided?; types of error; how to avoid errors -- Part 8 How data is stored - databases: the parts of a database; a card box filing system; record design; manual filing systems; computerized databases -- Part 9 Types of computer operation: life in the fast lane; real-time processing; doing all the processing in one go - batch processing; multitasking and multiprogramming; transaction processing; multi-access and timesharing -- Part 10 Data transfer: file conversion; ASCII files; transferring files between wordprocessors; data/file compression; digital and analogue computers -- Part 11 Ways of presenting your data: hard copy; presentation graphics; multimedia; CD-ROM; sound; MIDI; virtual reality -- Part 12 How to describe an information system: describing systems; structure diagrams; data flow diagrams; systems flowcharts -- Part 13 Systems analysis - sounds hard, what is it?: Harlequin Aquatics; fact finding; feasibility study; analysis phase; system design; testing the system; implementing (or introducing) the new system; documentation; system evaluation -- Part 14 Weather forecasting - an application of data logging: weather reporting - the old way; problem; the solution; weather reporting; the sensors; analogue-to-digital conversion; advantages of data logging; transferring weather data to another package; weather satellites -- Part 15 Transferring data around - a company with a communication problem: problems with the existing system; the solution to Binscope's problem; networks; local area (part contents)
520			_aThis third edition provides coverage of all new 2001 GCSE short and long courses in ICT, as well as the National Curriculum ICT standards. Supported by the new Information Systems for You - Teacher Resource Pack, it covers the theoretical part of the course. The reading age is kept low so that pupils of all abilities are able to use the book.
500			_aIncludes index.
650		0	_aInformation systems. _96132
596			_a1
999			_c2190 _d2190