Ans: A server is a powerful computer that provides services to different workstation.
b.What is workstation?
Ans: A workstation is a computer where a user can work.
c.What is repeater?
Ans: A repeater is a device of a network that generates a signal and converts a weak into a strong signal and sends to computer.
d.What is NOS?
Ans: A Network Operating System is a group of programs which manages the resources on the network.
e.What is protocols?
Ans:Protocols is rules to send and receive data in a network environment.
f.What is computer network ?
Ans: A computer network is a group of computers that are connected together to share information,data,software and hardware in high speed .
g.List any four advantages of computer network.
Ans :The four advantages of computer network are
- Computer network make communication between different users easier.
- computer network allow user to share data and software at the same time
- different network users can share peripheral devices such as printer ,scanners,CD,Drives etc.
- It is easy for users to backup important data and information.
Ans:LAN is a network system that covers a very small area.
i.What is MAN ?
Ans:A network within a town or city to share data information and other resources is called MAN
j.What is WAN?
Ans:WAN is a network system which connects two or more networks or two different computers
connected in a large geographical area.
k.What is communication?
Ans:Communication is simply the act of transferring information from one device to another using communicating devices.
.
l.What is telecommunication?
Ans: Telecommunication is the technology of sending messages over a long distance using electronic devices.
m.Give the example of telecommunication.
Ans: The example of telecommunication are telephone ,cellphone ,radio,television,computer network etc.
n.What is information?
Ans:The output or result given by the computer after processing the data is called information.
o.What is NIC?
Ans:A network interface card (NIC)is a device that makes physical connection between two different
computer.
p.Differentiate between client-server and peer-to-peer network.
Ans: The differences between client-server and peer-to-peer network are:-
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Client-server
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Peer-to-peer
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It is one of the popular model, which consist of at least one server
and one or more workstation.
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It is a group of computers which function equally as server and work
stations.
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It is suitable for small offices, schools etc.
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It is suitable for large organization.
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q.How many levels of heading are there?
Ans: There are 6 levels of heading provided by HTML.
r.What is Internet?
Ans: A Internet is network of network.
s.What is HTML?
Ans: HTML is a markup language recommended by the World Wide Web Consortium (W3C) to develop sites.Tim Berners Lee invented it in 1990.
