CONCEPT OF COMPUTER FILES. : LSUS

Computer Science ICT SSS2 Second Term

WEEK 2

CONCEPT OF COMPUTER FILES

Performance Objectives

Students should be able to:

  1. Explain the meaning of Computer Files
  2. List types of data items

Content

Computer files: Computer files are the most basic unit of data that users can store on a disk. Every program, image, video, song employee number, a 3-digit, and document is stored as a file

Record: A record is a collection of related data items or fields. Each record normally corresponds to a specific unit of information. For example, employee number, employee’s name, basic salary and house rent allowance.

Field: Data items are physically arranged as fields in a computer file. Their length may be fixed or variable. Since all individuals have 3 digits field is required to.... View More

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