ICT refers to technologies used to store, process, transmit and retrieve information electronically. It involves the use of computers, communication devices and software. Information is knowledge obtained through investigation or study that helps with decision making. Communication is the exchange of messages using symbols or interactions. Technology applies scientific knowledge to create processes and products to meet human needs, and aids communication through devices like phones and faxes, as well as spreading information using tools like radio, TV, and the internet. ICT is used in many aspects of everyday life such as education, banking, industry, and e-commerce.

1. CHAPTE
R1: INFORMATION
AND COMMUNICATION
TE
CHNOLOGY
Introduction to ICT

2. Definition of ICT
ICTisa technology required for information
processing,inparticular, theuseelectronics
computers,communicationdevicesand application
software to convert, store, protect, process, transmit
and retrieve information from anywhere, anytime.

3. Information
 Information refers to theknowledge obtained from reading,
investigation, study or research.
 The tools to transmit information are the telephone, television and
radio.
 We need information to make decisions and to predict the future.
For example, scientists can detect the formation of a tsunami using
the latest technology and warn the public to avoid disasters in the
affected areas.
 Information is knowledge and helps us to fulfill our daily tasks. For
example, forecasting the stock exchange market.

4. Communication
 Communication is an act of transmitting messages. It is a
process whereby information is exchanged between
individualsusing symbols, signsor verbal interactions.
 Previously, people communicated through sign or symbols,
performing drama and poetry. With the advent of
technology, these‘older’ formsof communicationare less
utilized ascompared to the use of the internet, e-mail or
video conferencing.

5. Technology
 Is the use of scientific knowledge, experience and resources
to create processes and product that fulfill human needs?
 Aiding Communication - telephone and fax machines are the
devices used in extending communication.
 Spreading Information – To broadcast information such as
newsor weather reportseffectively. Radio, television,
satellites and theWorld Wide Web (www) are powerful
toolsthat can be used.

6. Usage of ICTin everyday life
1. Education,
2. Banking,
3.Industry,
4. E-commerce