IT Revision

what is the motherboard used for?

• brain of computer.

• main circuit board and holds CPU and other connections to computer

• short term memory storage

• it is a graphics card.

A computer is a device that performs (a)   tasks.

Label the computer parts

a

b

c

d

e

f

g

h

i

printer

tablet

scanner

laptop

projector

keyboard

router

phone

cd dis

DESCRIBE THE Hard Drive

• converts the power from wall outlet to the type of power needed

• circulating air to and from computer

• brain of computer

• stores files, software and other documents. long term storage.

a keyboard is an​ (a)  

• input device
• output device
• processing device
• storage device

Organize these options into the right categories

Groups:

(a) input device

,

(b) output device

,

(c) Both

• microphone

• keyboard

• PC

• Webcam

• monitor

• printer

• speaker

• CD rom

• CPU

• scanner

CPU is a placed​ (a)   it is the brain of the computer and its task is​ (b)   It is covered by ​ (c)  

• inside the computer case
• short term memory
• to carry out comands
• heat sink
• fan
• mother board

Match the following

• sends power to components. converts powr

• Fan

• intergrated circuit, generates video.

• RAM

• coputer is kept cool. air pass

• Network card

• short term memory. temporarily stores

• power supply unit

• connect to ethernet cable or wi-fi

• Video card

The RAM temporarily stores data and when not saved document

(a)  

The network card allows you to communicate over internet. Motherboards

• have built in network connections.

• can be added to expansion slot

• are input devices

• are storage devices