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Network

Hasnat Mohammed Englisch 19 Karten

Karten in diesem Stapel (19)

  1. 1Define the term 'node'A device on a network
  2. 2What is a LAN?Local area network
  3. 3Advantages of a LANWhat are the advantages of LAN? Nodes can be updated centrally, data sharing is convenient, easy back ups, expensive peripherals can be shared
  4. 4Disadvantages of LANNetwork issues will affect all users, maintenance, security issues
  5. 5What is WAN?Wide area network (Often 7 LAN's connected together)
  6. 6What is WLAN?Wireless local area network
  7. 7What are network hubs?Hardware that connect network devices together
  8. 8What's a network switch?Connect different segments of the network together through bridge for e.g.
  9. 9What is a bus topology?All nodes are connected to each other in series with terminators at each end to absorb excess data and prevent signal reflection
  10. 10What are the advantages of a bus network?Cheap. Easy to set up, not very complex.
  11. 11What are the disadvantages of a bus network?Data collisions may happen thus it is slow. One problem on the system that is controlling the entire network can mean that everything will stop working.
  12. 12What is a ring network?When data passes through each node in the network.
  13. 13What are the advantages of a ring network?No data collisions therefore it is fast as all the data is travelling over a certain path.
  14. 14What are the disadvantages of a ring network?One issue in the circle can ruin the entire network and stop the transfer of data.
  15. 15What is a star network?Each client is connected to the main switch/hub
  16. 16What are the advantages of a star network?If a problem is to occur with client, the network is not entirely ruined. Few data collisions therefore it is quite fast.
  17. 17What are the disadvantages of a star network?It needs expertise management. Hard to set up more. More hardware and software is required.
  18. 18What is a peer-to-peer network?All computers are used equally on the network. Partitions tasks and workloads between peers.
  19. 19What is a client-to-server network?Each node has a different job from the other. Each node will essentially act as a workstation.

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