1. CAPE INFORMATION TECHNOLOGY
Unit 1
Information technology
theory
Module 1
Fundamentals Of
Information
technology
CAPE INFORMATION TECHNOLOGY
Objective 7:
Identify ways of representing
data and information.

2. Representing data Data include:
Character (e.g. letters, special symbols, punctuation marks, parentheses, braces etc.).
String (e.g. a group of letters, a word, phrase or sentence, a combination of letters and numbers/special characters, digital signature.
Numeric (all types of numbers).
Aural or auditory (e.g. Morse Code, musical notes, speech).
Visual (e.g. individual frames of a movie, fingerprints, retina).
Musical symbols.
Note: a character or string is enclosed in quotation marks to identify it as input in a computer program.

3. Representing information
Information include:
Text (words, phrases, sentences, instructions/directions).
Graphics.
Sound.
Video.
Special purpose notations (mathematical, scientific and musical notations).
Graphical representations (graphs and charts).
Tables.