assignment-1

1. CITY UNIVERSITY
Faculty of Science and Engineering
Department of Computer Science and Engineering
Spring 2021
Assignment On
Computer Network
Submitted to:
Pranab Bandhu Nath
Lecturer
Department of CSE
Submitted by:
Mahabuba Alam Mitu
1834902625
Submission Date:
Comment [A1]:
Comment [A2R1]:

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CLASSIFICATION OF COMPUTER NETWORK
A computer network is a group of computers linked to each other
enables the computer to communication with another computer and
share their resources data and application.
The Definition of Computer Network:
A computer network is a group of computers connect to each other
the enables the computerto communicate with another computer and
share with resources and aplications.
A computer network is mainly four types:
a.LAN(Local Area Network).
b.PAN(Personal Area Network).
c.MAN(Metropolitan Area Netwok).
d.WAN(Wide Area Network).
LOCAL AREA NETWORK:
1.Local area network is a group of computers connected to each other
in a small area.
2.It is used for connecting two or more personal computer by twisted
pair.
3.Data is transferred at an extremely faster in local area network.
4.Local area network provides higher security.
PERSONAL AREA NETWORK:
1.Personal area Network is a network arranged within an individual
person,typically within range of 10 meters.

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2.It is used for connecting the computer devices of personal use is
known as PAN.
3.Personal computer devices that are used to develop the personal
area network are the laptop,mobile phones,media players and play
station.
4.Personal area network covers an area of 30 feet.
METROPOLITAN AREA NETWORK:
1.This is a network that covers a larger geographic area by
interconnecting a different LAN to form a larger network.
2.The MAN,various LANs are connected to each other through a
telephone exchange line.
WIDES AREA NETWORK:
1.It is a network that extends over a latge geographical area such as
states or countries.
2. The internet is one of the biggest WAN in the world.
3.A wide area network is widely used in the field of
business,government.
4.It is quite bigger network than the LAN.

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