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 is represented by segments?






2. Convert 11000110.11010011.00111001.11010001 to decimal IP format.






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






4. Name four router functions.






5. Convert 10.11.12.99 to binary format.






6. 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






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


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






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






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






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






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






13. Which layer is represented by bits?






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






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






16. 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?






17. Ethernet is defined at these layers.






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






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






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






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






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






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






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






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






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






27. Logical addressing is used at this layer.






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






29. Which layer is represented by frames?






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






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






32. Convert 192.168.10.15 to binary format.






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






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






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






36. Routers operate at layer __. LAN switches operate at layer __. Ethernet hubs operate at layer __. Word processing operates at layer __.






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






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






39. This device can never run full duplex.






40. 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?






41. Convert 11011000.00011011.00111101.01110110 to hexadecimal format.






42. Which layer is represented by packets?






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






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






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






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






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






48. Convert 10000100.11010010.10111000.10100110 to decimal IP format.






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






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