Connect With Others Essay

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Chapter 2: Connect With Others
Now that you know the working of a computer system, it is time to learn, how these computers can communicate with each other. With computer communications, users like yourself can exchange information with others. Network technologies can help you connect to other people living far away from you.
Brain Storm
Discuss the various ways in which you normally talk to others. Similarly, discuss the ways in which computers can made to communicate.

Lesson Goals
By the end of this chapter, you will be able to:
• Explain the concept of communication
• Outline the concept of computer network
• List the types of networks
• Explain the concept of mobile networking
What is Communication?
Before learning about the communications …show more content…

Types of Network
Depending upon the size, structure and the requirement, a computer network is generally categorised into following types.
Good to Know
Special internet paths are used to help a computer to connect with a wider network.

Local Area Network or LAN
This is the simplest form of a computer network. It is normally found in a small area like in a building. A typical LAN shows a small group of computers connected to each other. The connecting media are often an Ethernet cable that can provide an internet speed from 10 Mbps up to 1 GBPS. Figure 2.9 - Local Area Network
Quick Bites
Around 100 to even 1000 computers can be connected in a LAN.

Personal Area Network or PAN
You may have multiple interconnected devices with you. Different devices, such as laptop, smartphones, and tablet, are often connected using a wireless medium. This type of network is called as the Personal Area Network or PAN. Figure 2.10 – Using a Personal Area Network
Good to Know
The range of a PAN differs for multiple individuals and it can also be connected to other wider

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