APPLICATIONS OF ICT (SSI 3RD TERM)

APPLICATIONS OF ICT

Introduction:

ICT can be seen to cover almost every sphere of human life and endeavour either to enhance productivity or make work easier, faster and more convenient for the user. 

There are numerous applications of ICT, some which are:

1.   Teleconferencing: telephone meeting among several participants

2.   Videoconferencing (video teleconference): live connection between people in separate locations for the purpose of communication involving audio as well as video

3.   Tele-presence: a set of technologies which allow a person to feel as if they were present or to give the appearance of being present at a place other than their true location

4.   Telecommunication: The exchange of information over significant distances by electronic means

5.   Data Network: Telecommunications network which allows computers to exchange data.

6.   Tele-computing: The process of sending information to or receiving information from another computer using the Internet, a modem, or a local area network

7.   Messaging: Transmission of units of communication to a single or multiple recipients

8. Information search, retrieval and archival: Information Retrieval is the science of searching for documents, information within documents, and metadata about document, as well as that of searching relational databases and the World Wide Web.

ICT-Based Gadgets

ICT-based gadgets include:

1.  MOBILE PHONES:  mobile telecommunication devices that can make and receive calls over a radio frequency carrier while the user is moving within a telephone service area

2.  COMPUTERS: A computer is a machine that is able to take information, do some work on or make changes to the information, to make new information.

3.  FAX MACHINE: (short for facsimile) A machine that enables transmission of scanned printed material, to a telephone number connected to another fax machine or printer.

4.  ATM (AUTOMATED TELLER MACHINE): An electronic telecommunications device that enables the customers of a financial institution to perform financial transactions, particularly cash withdrawal, without the need for a human cashier, clerk or bank teller.

5.  VENDING MACHINE: A machine that dispenses items such as snacks, beverages, alcohol, cigarettes, lottery tickets to customers automatically, after the customer inserts currency or credit into the machine. T

6.  ACR (AUTOMATED CASH REGISTER): A mechanical or electronic device for registering and calculating transactions. It is usually attached to a drawer for storing cash and other valuables. It is also usually attached to a printer that can print out receipts for record keeping purposes.

7.  A RADIO SET: an electronic device that receives radio waves and converts the information carried by them to a usable form.

8.  TV SET: device that combines a tuner, display, and loudspeakers for the purpose of viewing sound with moving images.

Evaluation:

Q1. State two (2) areas of application of ICT

Q2. List two (2) ICT-based gadgets

Q3. State difference between teleconference and videoconference