- introduction of internet and www
Introduction of Internet & WWW
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Introduction
The Internet is the global system of interconnected computer networks that use the Internet Protocol Suite (TCP/IP) to link devices worldwide.
introduction of internet and www in hindi
In is a networks of that consists of private , Public ,academy, Business, and government network os local to global scope, Linked by a broad array of
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The Internet carries. Vast range of
Introduction of Internet & WWW
OBJKECTIVES
In this chapter we will discuss about basics of computer Networks, Local Area Network (LAN)
Wide Area Network
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Internet concept of Internet Architecture, Services on
Internet, World Wide We and Websites Communication on Internet’’,
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Type of networking
1. Bided Transmission media … Wired (Twisted pair cable. Coaxial cables fiber –optic cables ) and f Wireless (
Radio. Microwave, Infrared , Satellite)
2. Based on network size…LAN , MAN,WAN ,
3. Based on Management method… Peer to peer and client/ server
4. Based o Topology (connectivity) Bus Star , Ring Tree
Network Based on size…… There d are king of network divided on the basis of size like a network within building of
· capes in known as local Area Network and the network which serves entire globeis known as Wide area network
Basically Network is divided into three parts accordingtob the Size…
· LAN (Local Area Network )
· Man (Metropolitan Area Network)
· WAN( Wide area Network )
Local Area network (LAN)
A local Area network(LAN) is a computer network that interconnects computer swath ii a lilted area such as a residence, school, Laboratory, or office building. introduction of internet and www
Alan may be wired , wireless, or a combination of the wet
A Standard wired land uses Ethernet to connect devices to Goethe,
Characteristics of ( LAN)
· Coverage area is generally few kilometers
vUsing different dedicated transmission medium you can achieve the transmission rate of 1 MB /s to 100
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vIn LAN you can run the multiple devices to share a transmission medium LAN
vYou can us4e the different topology making\only buys and ring in
vThe communication quality is better in the transmission error rate are low as compare to WAN
introduction of internet and www
vA LAN usually has low cost installation expansion and maintenances and Land instars all action is relatively simple good scalability.
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Metropolitan area network is a network that interconnects user with computer resources in a geographic area or region Larger than that covered by even a large local area network (LAN)
Smaller than the area covered by a wide area network ( WAN)
Advantages of MAN
The biggest advantage is the bandwidth of the connection links, that means
introduction of internet and www resources shared on the network can be accessed extremely quickly. introduction of internet and www
Wide Area network (WAN)
The network which is spread over the glob and coer sentire world , Is facilitatedto acoputer by Internet service providers.
It is biggest network across the world in that each computer Is commectedc and shareaor access the data and information
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