Question 3
(a) (i) State three ways of classifying computers.
(ii) Differentiate between digital and analog computers
(b) List three positive impacts of ICT on the society
(c) Give two types of information transmission medium
The question tested the candidates’ knowledge of classification of computers.
Observation
The expected answer is:
(a) Computer classification
(i) Ways of classifying computers
- By Type
- By Size
- By Functionality/Purpose/Usage
- By Technology/Generation
(ii)Digital vs Analog computers
Digital Computer |
Analog Computer |
It counts numbers |
It measures values |
This handles discrete values |
This handles continuous values |
Positive impacts of ICT on the society
- faster communication
- lower communication
- paperless environment
- effective sharing of information
- borderless communication
- improved healthcare delivery
- improved teaching and learning
- Types of information transmission medium
- satellite
- wireless
- cable
It was reported that most of the candidates who attempted this question could not state the proper classification of computers.