WHAT IS STAR TOPOLGY / DEFINATION OF STAR TOPOLOGY

WHAT IS STAR TOPOLOGY ?

STAR TOPOLGY:

                                      IN STAR TOPOLGY ALL COMPUTER ARE CONNECTED WITH CENTRAL 

DEVICE CALLED HUB.IT IS MOST COMMONLY USED IN CLIENT-SERVER NETWORKS.

WORKING OF STAR TOPOLGY:

                                                                                      THE SENDING COMPUTER CAN SENDS THE 

DATA TO THE HUB .THE HUB SENDS THE DATA TO RECEVING COMPUTERS.ALL 

COMPUTERS ARE CONNECTED TO THE CENTRAL DEVICE CALLED HUB.

DIAGRAM 

ADVANTAGES:

1)      REQUIRED LESS CABLING.

2)      LESS EXPENSIVE THAN OTHERS TOPOLOGIES

3)      IF ONE COMPUTERS FAILS IT DOESN’T EFFECT THE WHOLE NETWORK

DISADVANTAGES:

1)      IF HUB FAILS WHOLE SYSTEM FAILS.

2)      THERE IS NO SECURITY AND PRIVACY.