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What is a packet? How do packets work?

What is a packet? How do packets work?. What are the advantages of packets?. What are the three parts of a packet?. Tell how a checksum works?. How is point-to-point topology like connecting multiple printers to a single computer?. How is multipoint different from point-to-point?.

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What is a packet? How do packets work?

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  1. What is a packet? How do packets work?

  2. What are the advantages of packets?

  3. What are the three parts of a packet?

  4. Tell how a checksum works?

  5. How is point-to-point topology like connecting multiple printers to a single computer?

  6. How is multipoint different from point-to-point?

  7. Why must a bus topology use terminators?

  8. List three disadvantages of a bus topology.

  9. Compare a ring topology to a bus topology.

  10. Does a ring use terminators? Why or why not?

  11. List three advantages of a ring topology.

  12. What device in a home or office is the model for a star topology?

  13. Explain how a star topology functions.

  14. Give three disadvantages of a star topology.

  15. What are channel access methods?

  16. How many different types of channel access methods are used with multipoint topologies?

  17. Computer 1 and Computer 2 each need to send a message on a CSMA/CD network. Explain how it works.

  18. Tell how polling works.

  19. Give two advantages of polling.

  20. Explain how token passing works.

  21. What happens after the destination computer gets the token sent to it?

  22. What are two disadvantages of token passing?

  23. Explain how demand priority functions.

  24. What are two advantages of demand priority?

  25. What are two disadvantages of demand priority?

  26. Data that is to be transmitted across a network is divided into smaller blocks of data called ___________________

  27. The data portion of a packet contains the actual data to be transmitted, and it can be anywhere from _______ bytes to ______ bytes long, depending on the type of network.

  28. A ______ is a number calculated based on the contents of the data in a packet.

  29. ________ is how the computer network is laid out

  30. A ______________ topology requires each device to be directly connected to all other devices on the network.

  31. A ______________ is a connection device on a computer that allows it to connect to another device.

  32. The key to a ___________ topology can be summed up in one word: sharing.

  33. A __________ topology has one starting point and one ending point.

  34. A _____________ topology is a circle with no ends.

  35. A __________ topology has a central controlling unit to which all devices are attached.

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