Questions and Answers : Computer
Systems
I have compiled 1-58 questions and answers in computer systems in this format;
1. Define the following terms as used in
computing
(i) System
A
collection of independent entities that collectively work together to achieve a
desired goal
(ii) Computer system
¨
A
collection of entities that work
together to process and manage information using computers
¨
A
collection of hardware software and
live- ware all working together in data inputting, processing and
production of required output from a computer
2. Differentiate between a computer and a computer system
A
computer is made up of both hardware and software, while a computer system
integrates hardware, software and user
3. (a) List and explain three functional elements of a computer
system
Hardware
They
are the physical & tangible devices that make up a computer systems, e.g
system unit, input devices, output devices and storage devices
Software
These
are programs & data used in a computer system that enable it perform a
number of specific functions, e.g. operating systems, application programs,
utility programs, programming languages & device drives
Live – ware ( people – ware)
These
are the people who coordinate the various activities which are necessary to
make a computer system perform useful tasks e.g. data entry clerks, computer
operators, programmers, system analysis, etc
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