Network + Exam, Chapter Two (OSI Model)

25 Questions | Total Attempts: 79

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Network Plus Quizzes & Trivia

This is to help me pass the Network + exam.


Questions and Answers
  • 1. 
    What are the seven layers of the OSI model?Hint: Please do not throw session pizza away.
  • 2. 
    A __________ is most easily defined as a set of rules used to determine how devices communicate with each other.
  • 3. 
    The Application layer is a set of tools that an application can use toaccomplish a task such as a word processor application requesting a file transfer.Give two examples:
  • 4. 
    What layer is responsible for the formatting and code conversionof data being passed up to the Application layer?
  • 5. 
    What layer defines how two computers establish, synchronize, maintain,and end a session?
  • 6. 
    What layer is responsible for checking that the data was delivered error-free? It is also used to divide a message that is too long into smaller segments and, in the reverse, take a series of short messages and combine them into one longer segment.
  • 7. 
    What layer is responsible for logical addressing and translatinglogical addresses into physical addresses?
  • 8. 
    What layer takes raw data from the Physical layer and gives it a logical structure, known as a frame?
  • 9. 
    What layer is responsible for controlling the functional interface, such as transmission technique, encoding scheme, cable specifications, pin layout, andconnector type?
  • 10. 
    Give 5 examples of devices that primarily operate at the physical layer?
  • 11. 
    True or False: Does a NIC card supply both the Physical layer and theData Link layer functionality?
  • 12. 
    The Data Link layer is actually made up of two sublayers: What are they?
  • 13. 
    What is a unit of data transmission?
  • 14. 
    What is this?07:57:AC:1F:B2:76
  • 15. 
    The first three digits of this MAC address is what?07-57-AC
  • 16. 
    The last three digits of this MAC address is what?1F-B2-76
  • 17. 
    What does CSMA/CD stand for?
  • 18. 
    What does CSMA/CA stand for?
  • 19. 
    Explain the difference between CSMA/CD and CSMA/CA?
  • 20. 
    What is the 802.10 standard?
  • 21. 
    What is the 802.5 standard?
  • 22. 
    What is the 802.4 standard?
  • 23. 
    Three main devices manipulate data at the Data Link layer: What are they?
  • 24. 
    What two devices operate at the network layer?
  • 25. 
    What is responsible for resolving an IP address to the MAC address of the receiving host?