NETWORKING IN COMPUTER

CONTENT:-

• IMPORTANCE OF NETWORKING.
• RELATED THINGS WITH COMPUTER NETWORK.
• ADVANTAGES OF NETWORKING.
• DISADVANTAGES OF NETWORKING.

IMPORTANCE OF NETWORK

A COMPUTER NETWORK IS USED FOR SHARING INFORMATION AND RESOURCES AND ITS BENEFICIAL FOR CENTRALISED ANY SERVICES. DO YOU KNOW IF ANY SERVICE IS CENTRALISED THEN YOU MAY AVAIL RELATED FACILITY FROM FAR AWAY PLACE. EXAMPLE ATM IS A DEVICE THAT IS RELATED TO COMPUTERS OF BANK. NETWORKING MAKES MANY WORKS OF HUMAN LIFE EASY AND DECREASES THE VARIOUS OVERHEADS RELATED TO THESE TASKS.

RELATED THINGS WITH COMPUTER NETWORK

EACH NETWORK HAS A CERTAIN PURPOSE. THE TRANSFER  OR COMMUNICATION OF DATA OR INFORMATION IS CALLED DATA COMMUNICATION.

MANY TIMES SEVERAL COMPUTERS ARE CONNECTED TO A BIG COMPUTER, IN SUCH A WAY AS ALL COMPUTERS CAN COMMUNICATE WITH EACH OTHER THROUGH THE MAIN COMPUTER.

IN THIS CONDITION, THE MAIN COMPUTER IS CALLED SERVER AND ALL THE REMAINING COMPUTERS ARE CALLED CLIENTS OR NODES. ALL THESE COLLECTIVELY CALLED A WORKGROUP.

ADVANTAGES OF NETWORKING

THE MAJOR ADVANTAGES OF NETWORKING ARE:-

• HARDWARE COST REDUCTION : DUE TO SHARING, DEVICES LIKE PRINTER, SCANNER WHICH ARE NOT USED VERY OFTEN CAN BE SHARED EASILY. THIS REDUCE HARDWARE COST.
• EFFICIENT USE OF STORAGE : BY STORING SHARABLE DATA ON A NETWORK, THERE IS NO NEED TO PLACE THE SAME DATA ON ALL THE COMPUTERS. THIS SAVES A LOT OF STORAGE.
• TEAM WORK : DUE TO FAST TRANSMISSION OF DATA/ MESSAGE, IT BECOMES POSSIBLE FOR DIFFERENT USERS IN NETWORK TO WORK AS TEAM.
• CENTRALISED SOFTWARE MANAGEMENT : NETWORKING PROVIDES CENTRALISED SOFTWARE MANAGEMENT. ALL THE REQUIRED SOFTWARE CAN BE LOADED ONLY ON ONE COMPUTER( CALLED SERVER) AND ALL THE COMPUTERS IN NETWORKING CAN USE THEM.
• JOB SHARING : JOB SHARING IS POSSIBLE, I.E IT IS POSSIBLE TO SHIFT JOB PROCESSING TO SOME MORE OR LESS BUSY COMPUTER INSTEAD OF SLOW OR OVERLOADED COMPUTER IN THE NETWORK. 

DISADVANTAGES OF NETWORKING

EVERYTHING HAS ITS SOME NEGATIVE SIDE TOO SO COMPUTER NETWORK TOO.

• EXPENSIVE : NETWORKING REQUIRES ADDITIONAL DEVICE AND SKILLED PERSONS. ITS MAKES NETWORKING EXPENSIVE AND MAINLY STARTING DURATION.
• DATA SECURITY : AN UNAUTHORISED PERSON CAN ACCESS THA DATA DUE TO REMOTE LOGIN FACILITY AND WEAK PASSWORD. MORE STRICT PARAMETERS ARE NEEDED IN WIRELESS NETWORKS.
• FAKE INFORMATION : A MESSAGE CAN BE SENT ALL AROUND THE WORLD THROUGH INTERNET WITHIN SECOND. FAKE INFORMATION THROUGH BASELESS MESSAGES CAN CREATE MANY SOCIAL ANDPOLITICAL PROBLEMS.
• HACKING : COMPUTER NETWORKS MAY BE USED FOR HACKING EASILY. ANY FLAW IN SECURITY MAY ALLOW HACKERS TO STEAL OR DAMAGE IMPORTANT DATA.

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