Term 1 Components of a computer Flashcards Preview

Year 9 ICT Core > Term 1 Components of a computer > Flashcards

Flashcards in Term 1 Components of a computer Deck (15):
1

What are the four main elements of a computer system?

input, processing, storage and output

2

What two things are held in a computer's storage?

programs and data

3

When did home computers start becoming popular?

the 1980s

4

When did the internet start to be used in homes and schools?

the 1990s

5

What does MTBF stand for?

Mean Time Between Failures (a measure of the reliability of a system)

6

Which of these computer systems would be likely to affect most people if it failed?
The school network
Your microwave at home
Security at Bristol Airport
Clevedon library's check-out system

Security at Bristol Airport

7

Which act of law covers you against companies holding your private data without your permission?

The Data Protection Act

8

Which act outlaws hacking into someone else's computer

The Computer Misuse Act

9

Which law protects owners of creative works?

The Copyright, Designs and Patents Act

10

What are the environmental 3Rs?

Reduce, Reuse, Recycle

11

What is the definition of a computer system?

hardware and software working together to create a working solution

12

Which of these input & output devices would be best for a machine to issue tickets?
A) A keyboard, credit card reader, printer and screen
B) A mouse, credit card reader, screen and speaker
C) A barcode scanner, credit card reader and screen
D) A microphone, speaker, screen and mouse

A) A keyboard, credit card reader, printer and screen

13

When designing a website to sell things which of these would you have to include for ethical reasons?
A) An eye-catching home page with lots of shiny logos
B) The best discounts anywhere on the internet
C) A 24/7 help system available for customers
D) Accepting a wide-range of payment methods

C) A 24/7 help system available for customers

14

Which of these are environmental impacts due to computing?
A) Increased amounts of plastic micro-beads going into the oceans
B) Increased levels of deforestation in the amazon
C) Increased nitrogen release into rivers and lakes
D) Increased levels of toxic metals into the ground

D) Increased levels of toxic metals into the ground

15

Which of the following are Control and Monitoring Systems?
A) Satellite-Navigation (Sat Nav) systems
B) Online search engines like Google and Bing
C) Thermal regulation systems in ovens
D) Web browsers like Firefox, Chrome and Edge

C) Thermal regulation systems in ovens