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Cisco Prep

Subjects : cisco, it-skills
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. What are two purposes for segmentation with a bridge?






2. Which layer is responsible for converting data packets from the Data Link layer into electrical signals?






3. Which layer is represented by frames?






4. Which two fields are contained within an IEEE Ethernet frame header?






5. You want to implement a network medium that is not susceptible to EMI. Which type of cabling should you use?






6. Logical addressing is used at this layer.






7. You have the following binary number: 10110111 - What are the decimal and hexadecimal equivalents?






8. Convert 172.16.20.55 to binary format.






9. Which layer specifies voltage - wire speed - and pinout cables and moves bits between devices?






10. This device can measure the distance to a remote network.






11. Ethernet is defined at these layers.






12. Convert 10.11.12.99 to binary format.






13. How does a host on an Ethernet LAN know when to transmit after a collision has occurred? (Name two)






14. What type of RJ45 UTP cable is used between switches?






15. Segmentation of a data stream happens at which layer of the OSI model?






16. Which layer defines how data is formatted - presented - encoded - and converted for use on the network?






17. Put the following in order of encapsulation: Packets - Frames - Bits - Segments






18. Convert 10000100.11010010.01000011.10110011 to hexadecimal format.






19. At which layer is routing implemented - enabling connections and path selection between two end systems?






20. Convert 10000100.11010010.10111000.10100110 to decimal IP format.






21. What type of RJ45 UTP cable do you use to connect a PC's COM port to a router or switch console port?






22. Which layer combines bits into bytes and bytes into frames - uses MAC addressing - and provides error detection?






23. This device can never run full duplex.






24. Convert 11001100.00110011.10101010.01010101 to decimal IP format.






25. Acknowledgments - sequencing - and flow control are characteristics of which OSI layer?






26. Which layer manages device addressing - tracks the location of devices on the network - and determines the best way to move data?






27. Which layer is responsible for keeping the data from different applications separate on the network?

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28. This device creates many smaller collision domains - but the network is still one large broadcast domain.






29. This layer creates a virtual circuit before transmitting between two end stations.






30. This device sends and receives information about the Network layer.






31. When data is encapsulated - which is the correct order?






32. Which layer is represented by packets?






33. Which layer 1 devices can be used to enlarge the area covered by a single LAN segment?






34. Which layer is responsible for creating - managing - and terminating sessions between applications?






35. Why does the data communication industry use the layered OSI reference model? (Name two)






36. Convert 11000110.11010011.00111001.11010001 to decimal IP format.






37. Which layer is used for reliable communication between end nodes over the network and provides mechanisms for establishing - maintaining - and terminating virtual circuits; transport-fault detection recovery; and controlling the flow of information?






38. This layer supports flow control and sequencing.






39. Which layer is represented by bits?






40. Name three types of connections that can use full duplex.






41. A receiving host has failed to receive all of the segments that it should acknowledge. What can the host do to improve the reliability of this communication session?






42. What is the purpose of flow control?






43. This device breaks up collision domains and broadcast domains.






44. Convert 11001010.11110101.10000011.11101011 to hexadecimal format.






45. Which layer ensures the trustworthy transmission of data across a physical link and is primarily concerned with physical addressing - line discipline - network topology - error notification - ordered delivery of frames - and flow control?






46. What are two unique characteristics of half-duplex Ethernet when compared to full-duplex Ethernet?






47. Which layer segments and reassembles data into a data stream?






48. Which layer provides the physical transmission of the data and handles error notification - network topology - and flow control?






49. This device uses hardware addresses to filter a network.






50. Which layer provides logical addressing that routers will use for path determination?







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