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Computer Science
book

Computer Science

by Ian Sinclair
May 2014
Beginner content levelBeginner
186 pages
9h
English
Newnes
Content preview from Computer Science
Introduction to files
and filing
Objectives
Describe how data is physically organized and accessed on serial,
sequential and randomly-organized files and databases (8).
Define field, record, file and block (8.1).
Compare file and record processing on different types of media
(8.2).
Describe typical file labels and explain their use (8.3).
Describe the organization and accessing of serial, sequential and
indexed sequential files (8.4).
A file is a collection of data that exists in the backing store of the computer in
the form of recorded number codes. The recording method will normally be
magnetic, using tape or disk, though som ...
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Publisher Resources

ISBN: 9781483104256