1. BY - YATHARTH ASOPA
CLASS-8D
SCHOOL - NEW HORIZON GURUKUL
2. COMPUTER NETWORK
A COMPUTER NETWORK IS A COLLECTION OF
COMPUTERS AND PERIPHERAL DEVICES
(COLLECTIVELY KNOWN AS NTWORK
COMENPONTS) CONNECTED BY
COMMUNICATION LINKS.
3. TYPES OF COMPUTER NETWORK
THERE ARE VARIOUS TYPES OF COMPUTER
NETWORKS. GENERALLY, THE FOLLOWING
TYPED OF NETWORK ARE USED. THEY ARE
I. PERSONAL AREA NETWORK (PAN)
II. LOCAL AREA NETWORK (LAN)
III. CAMPUS AREA NETWORK (CAN)
IV. METROPOLITAN AREA NETWORK (MAN)
V. WIDE AREA NETWORK (WAN)
4. PERSONAL AREA NETWORK
(PAN)
A PERSONAL AREA NETWORK (PAN) IS A
COMPUTER NETWORK USED FOR
COMUNICATION AMONG VARIOUS ELECTRONIC
DEVICES SUCH AS PERSONAL
COMPUTERS,MOBILE PHONES IN A CLOSE
PROXIMITY. THE AREA OF PERSONAL AREA
NETWORK IS ONLY AFEW METERS.PERSONAL
AREA NETWORK CAN BE USED FOR
COMMUNICATION AMONG THE DEVICES OR FOR
COMMUNICATION OVER THE INTERNET.
PERSONAL AREA NETWOR MAY USE WIRELESS
CONNECTION AS WELL.
5.
6. LOCAL AREA NETWORK (LAN)
LOCAL AREA IS THE MOST COMMON YPE OF
NETWOK. LOCAL AREA NETWORK CONNECTS
COMPUTERS,DEVICES WHICH ARE CLOSE TO
ONE ANOTHER, SUCH AS IN ONE
BUILDING.USALLY ,LOCAL AREA NETWORK HAS
MORE THAN 100 COMPUTERS
7.
8. CAMPUS AREA NETWORK (CAN)
A CAMPUS AREA NETWORK IS A COMPUTER
NETWORK MADE OUT OF AN
INTERCONNECTION OF TWR MORE LOCAL AREA
NETWORK (LANs) WITHIN A LIMITED AREA. A
CAMPUS AREA NETWORK IS LARGE THAN LOCAL
AREA NETWORK BUT SMALLER THAN WIDE AREA
NETWORK(WAN).
9.
10. METROPOLITAN AREA NETWORK
A METROPOLITAN AREA NETWORK (MAN) IS
ALSO IS A COLLLECTION OF LOCAL AREA
NETWORK.METROPOLITAN AREA NETWORK
CONNECTS COMPUTERS LOCATED IN THE SAME
GOEGRAPHICAL AREA SUCH AS A CITY OR TOWN.
11.
12. WIDE AREA NETWORK (WAN)
WIDE AREA NETWORK CONNECTS A LOCAL AREA
NETWORK AND METROPOLITAN AREA NETWORK
TOGETHER. THE NETWORK THAT MAKE UP A
WIDE AREA NETWORK,MAY BE LOCATED
THROUGHOUTA COUNTRY OR EVEN AROUND
THE WORLD.
WHEN A SINGLE COMPANY OWNS AND
CONTROLS A WIDE AREA NETWORK, IT IS OFTEN
CALLED AS AN ENTERPRISE NETWORK.
