an optical storage device read by a laser beam

a magnetic storage head read by a magnetised read-write head

a magnetic storage device read by a laser beam

Pits and Lands are used to represent 1s and 0s

data is written in concentric circles

you can write data to the disk more than once

all data is represented in ASCII

Which of the following is likely to be held in Random Access Memory?

A document that the user is typing in Word

Start up instructions used when a PC is switched on

Wash cycle programs used in a washing machine

Which of the following is likely to be held in Read Only Memory (ROM)?

Start up instructions used when a PC is switched on

Software such as Word while a user is typing a document

A document saved by the user for permanent storage

What is the function of the Central Processing Unit?

To fetch, decode and execute instructions

To act as a temporary data store

To a ct as a permanent data store

To hold computer programs while they are being executed

Moore's Law states that

memory capacity in a computer will double every two years

memory capacity in a computer will double every ten years

processor speed can never exceed 10GHz

processor speed depends upon memory capacity

a code for representing characters in binary

a method of translating from denary to binary

Which of the following can be represented in ASCII?

Alphabetic characters such as A B C

Numerical characters such as 4 5 6

Special characters such as % £ >

Which of the following is true?

All PCs use ASCII code for representing characters

A space between words is a character which can be represented in ASCII

One byte can hold one ASCII character

ICT Year 8 Understanding Computers

Authored by Dominic McShane

Computers

9th Grade

Used 22+ times

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40 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is computer hardware?

Monitor

Scanner

Keyboard

All three

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an input device?

Monitor

Mouse

CD ROM

Printer

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Whick of the following is an output device?

Keyboard

Hard disk

CD ROM

Monitor

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a storage device?

CD ROM

Laser printer

Random Access Memory

Scanner

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an input device?

Speed camera

Speaker

Flash drive

Inkjet printer

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an output device?

Lift button

Joystick

Laser printer

Scanner

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is computer software?

Touch screen

MS Windows

Printer

Floppy disk

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ICT Year 8 Understanding Computers

Which of the following is computer hardware?

Which of the following is an input device?

Whick of the following is an output device?

Which of the following is a storage device?

Which of the following is an input device?

Which of the following is an output device?

Which of the following is computer software?

A CD ROM is

On a CD ROM

What would be a suitable device to transfer 12 photos from one device to another?

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