Output Devices

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For and against essay

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Monitors

Digital projectors

Disadvantges

They cost more than a standard monitor

If you don't have a flat wall the image will not look the way you want it to

You can make the image larger than a conventual computer screen

LCD

Subtopic

They are hard to dispose of

PDAs

Disadvatages

You could easily lose them

They are small

Mobile screen

Cost less than a normal pc monitor

They fit in you pocket

Web browsers dont load the way they were designed

Small screen

Plasma screen

You have to dispose of them in a special way

They are thinner than a CRT monitor

TFT

They are heavy to carry around

They use less power

They are finner than a CRT monitor

There is less glare

CRT monitor

Dissadvantage

They have to be dispose of in a special way

They are bulky

Advanages

They are cheap

Tablets

Disadvantages

The screens brake easlily

They can fit in your bag

They can go with out being pluged into the mains for hours.

Interactive whiteboard

Dissadvantages

They taken up a lot of wall space

They cost a lot of money

Advantages

Allows you to control a presentation with out constintly having to go to the computer.