computer science - year 8

Question 1

All computers and computerised systems have memory (RAM)
_______________, ________________, and usually ______________________________.

Answer 1

a central processing unit, input and output device and a storage device

Question 2

Give some examples of automated systems:

Answer 2

washing machine, coffee maker and vacuum cleaner

Question 3

The three characteristics of robots are:

Answer 3

they can sense things they can think things and they can do things (move)

Question 4

Robots often get input through _________________ and deliver output through

_______________, though they can also use screens, speakers or other output devices.

Answer 4

sensors and effectors

Question 5

What types of tasks are robots usually created to perform? Why?

Answer 5

dull boring tasks that humans will get bored of very easily but robots don’t get bored because they don’t have feelings

Question 6

List some advantages of using robots to perform tasks rather than humans:

Answer 6

dirty tasks that are yucky, smelly, or involve things you wouldn’t want to touch. Like cleaning up chemical spills, working in sewers, or spray painting cars (which can be messy and have fumes).

Question 7

Artificial intelligence is the ______________________ of ______________________ human

behaviour by a ____________________.

Answer 7

simulation and intelligent and machine

Question 8

There are two main types of AI we learned about.

The first one, _________________________ , uses a ______________________ base full

of lots of information, an __________________________ engine that applies rules to that

information to make decisions, and a user _______________________ for the user to ask questions and receive answers.

The second one, ___________________________ involves creating a neural network, like an artificial brain, to learn as it goes and write its own rules.

Answer 8

expert system, knowledge, inference, interface and machine learning