Module 1.2 Buying a computer

Theme: Data processing for your business

Buying a computer! Where to start…

• Personalizing your choices…• Practical advice on deciding on the specifications

of the computer you need to buy.

Specifications for PC’s• Basic components (Grade 10 & 11)

motherboard

CPU

memory

hard drive

screen

mouse

CD/DVD

keyboard

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What is available?What is available?

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Entry-level computers

RAM Hard drive CPUOptical

(CD / DVD)

Operating syste

m

Connections(USB / FireWire /

Network / Modem)

Other

Company 1

Company 2

Company 3

Mid-range computers

Company 1

Company 2

Company 3

Top-range computers

Company 1

Company 2

Company 3

What do you want to use your computer for?

• Tasks to be done

• Graphics / video / design

• Games

• Basic office work• Refer to table p13

Tips

• Beware of bargains

• Warranty and after sales service

Keep

all

documentatio

n!

Laptop or desktop?

• Work on fixed machines?

• Meetings / presentations?

• Travel?

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ComputerAdverts ComputerAdverts

p 15p 15

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Peripherals and other devices

Quality equipment will enhance your computing experience

Ergonomics in the working environment

-Taking the whole person in account

-Factors that must be taken into consideration

Screen

• CRT vs LCD

Mouse

• Optical vs ball mouse

Keyboard• Ergonomics• Wireless

Printer

• Colour vs black/white• Carbon copies

• Most multifunction printers include a scanner

Scanner

• Entry level for normal use

Extra storage

• No more stiffies• Flash drives• USB drives

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I can I can … …

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p p 1818

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