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Section 1

Personal Digital Devices

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You MUST include ICT terms in your exam answers, use this glossary to help you.

Term

Definition

Limitations

Mobile Phones

Standby time – amount of time you can use your phone without

charging it –

Talk time – Amount of time you can be on a phone call for –

uses lots of power

MMS – Multi Media Messaging – send text with pictures/

video

3G – third generation – high speed internet access

HSDPA – High Speed Downlink Packet Access – super fast 3G

Dual-band, tri-band and quad-band phones – Able to pick up different frequencies

which determines which countries you can use your phone in, quad band means 5

continents

Roaming – When abroad you might not have access to your

mobile phone provider,

service connects to another providers network so you

can continue texting and calling

Locked phone – Network provider locks the phone so only their

sim card will work on the phone –

a way to keep the customer loyal

GPS – Global Positioning System – calculates your position using

satellites

Slimmer phones have a smaller battery

Uses up a lot of battery

Limited to 100KB, image might

be compressed so poor quality

Only works on certain

mobiles

Only latest phones have

this function and it can be very expensive

Dual band phones have

limited use in other countries

Often very expensive to

roam abroad

Usually a charge to unlock

your phone

Uses a lot of phone battery

up

Personal Computers

Netbook – Small portable computer designed for mostly

internet access

Processor – hardware in the computer that carries out the

instructions of a computer program

Operating System – the software that controls the computer’s

basic functions

RAM – Random Access Memory – the main memory on

the computer

Hard Drive – computers main storage that permanently stores on

all the data on a computer

Example – Laptop – Intel Core i3-370M,

2.4GHz, 3MB L3 cache

Windows 7, Linux

4GB DDR3

750GB

Cameras and camcorders

Games consoles

Home entertainment systems

Media Players

Navigation aids

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