O'Reilly logo

BCS Glossary of Computing and ICT 13th edition by BCS Academy Glossary Working Party

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

C12 MANAGING DATA FILES

Related topics can be found in Section A3 Word processing and text manipulation, Section A7 Commercial data processing, Section A8 Spreadsheets, Section A9 Data handling and information retrieval, Section B3 Memory, Section C10 Data representation and Section C11 Numeric data representation.

Computer users tend to keep their programs separate from the data they operate on. The data is usually held as one or more files on backing storage, and the systems software encourages the user to believe that the file is held here (for example, on a disk) all the time. In fact, when a program wishes to use the data in a file, it is necessary for the portion of the file being worked on to be copied into primary storage in order to ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required