UNIT 2 N ETWORK/INTERNET

AS YUO KNOW  TO INTERNET  AND NETWORK IS  HAVE BECOME PART OF LIFE 
 SO I WIIL TELL YOU  ABOUT  NETWORK SO LETS START 

WHAT IS A NETWORK?
A network is a collection of a computer servers, mainframs  devices pheripherals, or other devices connected to one another to allow the  sharing of data. 
an example of network  is the internet  which connects millions of people all over the world. The internet is a global network of billions of computer and electronic devuces. With the internet its possible to acces alomost my imformation  communicate with anyone else in the world .


TYPES OF NETWORK?
Mainly  four types of network: LAN(local area network), Pen (personal area network), Man (metropolitan area network), Wan(wide area network).

OTHER TYPES OF NETWORK: CAN(campus area network), SAN (storage area network), POLAN( passive optical local area network), EPN(enterprise area network), VPN(virtual private network) 
 
       USES OF NETWORK?
RESEARCH, education and self improvement, sharing of files, send mail, interactive games. 
 
WHAT IS COMPUTER INTERNET 2 ?
A computer network or data network is a digital telecommunication networks which allows nodes to share resources in computer network computing devices exchange data each other using connection between nodes. These data link are established over cable media such as wire ls or optic.

WHAT IS COMPUTER NETWORK?  
COMPUTER network differ in the transmission media used to carry their singal communication protocols to arganize network traffic the networks size topology,  traffic control machanism and organisational internet.
I
WHAT IS COMPUTER NETWORK 2? 
A computer network may be used by security hackers to deploy computer warms on devices connected to the network. Or to prevent the devices from accessing the network via a denial of sevices attaack. 
     

WHAT IS COMPUTER NETWORK 3? 
A network allow sharing of files data and other types of imformation giving authorized user the ability to access imformation store on other computer on th network Distributed computing users computing resources across a network to accomplish tasks. 

COMPUTER NETWORK ATTACK ?
In1995 transmission speed 10 mbits to 100 mbits 1998 to 2016 transmission speed 1 gbit to 100 gbits 
             
                                                 NEXT TOPIC IS TOPOLOGY 
MY NAME IS PIYUSH KUMAR I AM 17 YEARS OLD I STUDY IN 10TH CLASS I LIKE GAME DEVELOPMENT I AM FROM HARYANA MY HOBIE'S LIKE DANCING,CODING, ETC. I AM PROGRAMER

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