Page 38 - gyamfi series vol. 2

INFORMATION AND COMUNICATION TECHNOLOGY GYAMFI SERIES
The technologies used to access the internet are:
I. Computers: the traditional way of connecting to internet is the use of computer.

Advantage it has is that:
- Computer has convenient for broad band internet connections.
- It has large screens which make viewing of images more appealing.
- It has large capacities which can even be extended with the use of
external hard disk to afford
large data downloads.
- It has access to printer that affords to produce hard copies of
information from the internet.
II. Mobile devices: include mobile phone and Personal Digital Mobile
Assistance (P.D.A)
III. Satellite
IV. Telephones
V. General Packet Radio Service (GPRS)
VI. Enhanced Data Rates for GSM Revolution (EDGE)

THE TECHNOLOGIES USED TO CONNECT TO THE INTERNET
1) Telephone lines: it is connection that needs telephone lines and a modem.
2) Satellite connection: this technology connection to internet allows you to connect to the internet via
a satellite in space. To use this kind of technology, you must purchase the connection
hardware as well as subscribe to the service.
3) Modem (means Modulator and Demodulator): is a piece of electronic equipment that allows
information from one computer to be sent along telephone wires to another computer.
4) General Pocket Radio Service: this technology connection allows mobile phone and devices to
send and receive data.
5) WEB TV: this provides web and E-mail access through ordinary television sets. The connection is
made through a custom high- speed modem. To use this service, one must purchase a special set-
top unit for your TV, and subscribe to the connection service.
6) Enhanced Data Rates for GSM Revolution (EDGE): this is an enhanced form of GPRS that
allows you to send and receive data on your mobile phones faster.

JHS TWO

CONTENT

TERM 1
1) Basic Storage Devices of a Computer

Page 38 of 90
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