Commonwealth Computer Navigator's Certificate

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Tutorial.png Module 1 :
Concepts of Information Technology
 

Hardware | Software | Networks | ICT in Everyday Life | Security | Law | Health Safety and Environment |

Go to Module 2 :
Using the Computer and Managing Files

Information Networks

Section Overview

Welcome to this section on Information Network. After studying this section you will be able to understand the concept of networks, differentiate between Intranet, Extranet and Internet and know about differnet types of communication technologies

Networks

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Outcomes

In this tutorial we will:
  • distinguish between Local Area Network (LAN) and Wide Area Network (WAN)
  • understand the term client/ server


Advantages of Networking

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Outcomes

In this tutorial we will:
  • know the advantages associated with group working such as: sharing printers, applications and files across a network


Intranet, Extranet and Internet

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Outcomes

In this tutorial we will:
  • differnetiate between intranet, extranet and Internet
  • know about the uses of the Internet


Uses of Internet

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Outcomes

In this tutorial we will:
  • Understand what the Internet is and know some of its main uses.


World Wide Web

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Outcomes

In this tutorial we will:
  • understand what the World Wide Web (WWW) is
  • distinguish it from the Internet


The Telephone Network in Computing

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Outcomes

In this tutorial we will:
  • know about the use of telephone network in computing
  • understand the terms Public Switched Telephone Network (PSTN), Integrated Services Digital Network (ISDN), Asymmetric Digital Subscriber Line (ADSL)


Communication Terminology

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Outcomes

In this tutorial we will:
  • Understand the terms analogue, digital, modem, transfer rate, measured in bps - (bits per second)