Test your basic knowledge |

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






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






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






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






5. Name four router functions.






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






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






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






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






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


11. Which layer is represented by frames?






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






13. What is the bit length and expression form of a MAC address?






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






15. Which layer chooses and determines the availability of communicating partners along with the resources necessary to make the connection - coordinates partnering applications - and forms a consensus on procedures for controlling data integrity and err






16. Which of the following are 3 common types of flow control?






17. Convert 10000100.11010010.01000011.10110011 to hexadecimal format.






18. Which layer is represented by bits?






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






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






21. Which layer is represented by segments?






22. 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?






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






24. Convert 11001010.11110101.10000011.11101011 to hexadecimal format.






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






26. This device can never run full duplex.






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






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






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






30. Which layer is represented by packets?






31. Convert 10000100.11010010.10111000.10100110 to decimal IP format.






32. 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?






33. 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?






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






35. Convert 11011000.00011011.00111101.01110110 to hexadecimal format.






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






37. Ethernet is defined at these layers.






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






39. What is the purpose of flow control?






40. Convert 172.16.20.55 to binary format.






41. What are two purposes for segmentation with a bridge?






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






43. Convert 11001100.00110011.10101010.01010101 to decimal IP format.






44. Convert 11000110.11010011.00111001.11010001 to decimal IP format.






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






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






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






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






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






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