Computer Systems: Foundation Homework 4

What is your teacher's name?

Mrs Smith
Mr Carey
Mr Munro
Mr McGivern

A block diagram of Margaret's computer is shown below. The arrows show the flow of data. Match each block correctly to it's name. KU (1 point per match)

Resource 1

	1	A. Backing store
	2	B. Input
	3	C. CPU
	4	D. Ouput

Memory in a computer system can be either RAM or ROM. Match the correct memory type to the statement. KU (0.5 points per match)

	ROM	A. The contents cannot be changed
	RAM	B. The start up program is saved here.
	RAM	C. The contents are lost when the computer is switched off
	ROM	D. Application software is loaded here.

Memory is measured in kilobytes (Kb). How many bytes make up a kilobyte? KU (1 point)

How many bits are in a byte? KU (1 point)

Margaret's computer using a WIMP system.
What do the letters “WIMP” stand for? KU (4 points)

Margaret wants to use her computer to create a report. She will them give a hard copy of the report to her teacher. Name one input device she could use to create her report. PS (1 point)

Name one output device she will use to create her report. PS (1 point)

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