definition ka adda

  WHAT DOES A COMPUTER DO????  computer can perform four general operation which comprise the information processing cycle. INPUT    ➡     PROCESS  ➡ OUTPUT                                           ⇩                                           STORAGE TYPES OF COMPUTER      1)  ANALOG COMPUTER 2) DIGITAL COMPUTER  3)HYDRATE COMPUTER  ANALOG COMPUTER Analog computers handle or process information which is of a physical nature as for example temperature,pressure etc.  DIGITAL COMPUTER DIGITAL COMPUTER PROCESS INFORMATION WHICH IS ESSENTIALLY IN A BINARY OR TWO-STATE FROM ,NAMELY ZERO AND ONE  WHEN TALKING ABOUT COMPUTERS WE ,MOSTLY REFER TO ALL DIGITAL TYPES OF ELECTRONIC MACHINE THESE ARE BASED ON THE MEASUR...

  TYPES OF NETWORK TOPOLOGY  BUS  RING TREE STAR MESH HYBRID BUS TOPOLOGY THE BUS TOPOLOGY IS DESIGNED IN SUCH A WAY THAT ALL THE STATIONS ARE CONNECTED THOUGHT A SINGLE CABLE KNOWN AS A BACKBONE CABLE. EACH NODE IS EITHER CONNECTED TO THE BACKBONE CABLE BY DROP CABLE OR DIRECTLY CONNECTED TO THE BACKBONE CABLE.  WHEN A NODE WANTS TO SEND A MESSAGE OVER THE NETWORK IT PUTS A MESSAGE OVER THE NETWORK ALL THE STATIONS AVAILABLE IN THE NETWORK WILL RECEIVE THE MESSAGE WETHER IT HAS BEEN ADDRESSED OR NOT  (RING TOPOLOGY) Ring topology is like a bus topology but with connected ends. the node that receives the message from the previous computer will retransmit to the next node . the data flous in one direction ,ie,it is unidirectional. the data  flows in a single loop continusly know as an endless loop. it has no terminated ends i,e each node is connected to other node and having no termination point. ADVANTAGE OF RING TOPOLOGY NETWORK MANAGMENT :- Faulty  ...