Evolution Of Information And Communication Technology (JS1 1ST TERM)

 Evolution Of Information And Communication Technology

Introduction

Information Technology(IT) is the use of the computer, computer software and other electronic devices to convert, store, protect, process, transmit and retrieve information.

Information and communication technology (ICT) is the use of computers and other electronic communication means to manage and process information effectively.

Invention of printing

ü  Printing started in 1440 when a German inventor, Johannes Gutenberg.

 Features of the early printing press:

ü  It used old technology

ü  It used more manual labour than machines

ü  Production was very small and very costly

ü  The products were not very common

 Invention of the telephone

ü  The telephone that is similar to the form that we have today, was invented by Alexander Graham Bell in 1876.

 Features of the earliest telephones:

ü  It used pre-modern technology

ü  Production involved more manual labour than machines

ü  Production was very small

ü  Production was very costly

ü  The products were not very common

 Invention of the radio

ü  The radio was invented by Guglielmo Marconi (1874-1937).

 Features of the early radio:

ü  It used pre-modern technology

ü  Production involved huge machines and human labour

ü  Production was very small

ü  Production was very costly

ü  The products were not very common and were expensive

Invention of the television

ü  Television was invented by Philo Taylor Farnsworth (1906-1971).

 Features of the early television:

ü  It used pre-modern technology

ü  It used huge machines and human labour for production

ü  Production quantity was very small and was very costly

ü  The production were expensive and not very common

 Invention of the computer

ü  The first digital computer was invented in 1642 by Blaise Pascal,

ü  The modern day computer is believed to have been invented by Charles Babbage,

 Features of the industrial age;

ü  It used modern technology

ü  It uses huge machines and less human labour for production

ü  Production quantity is large and production cost is lower

ü  The products are common

ü  There is less usage of paper

 Link between the computer and ICT

 ü  Some of these relationships are;

 •             Most discoveries in IT and ICT were as a result of access to the computer,

•             The technologies are all one,

•             People who understand the technology of the computer and how it operates are better ICT users,

•             The computer programmable just as ICT gadgets are programmable,

•             Computers can perform the functions of  other ICT gadgets,

Review questions

•             ICT is  a feature of the ___________ Age  / Ages.

 •             Bronze

•             Stone

•             Middle

•             Computer

 2. ICT means ___________________.

 •             Informant Communication Technology

•             Information and Communication Technology

•             Information to Communication Technology

•             Information Commercial Technology

 3. IT means ___________________.

 •             Information tier

•             Information tool

•             Instructional technology

•             Information technology

4. ICT will allow ______________.

           Information failure

•             Easy information transfer

•             Information delay

•             All of the above

5. ICT gadgets include the following except the

•             Computer

•             Satellite

•             Fax machine

•             Torch

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