Test your basic knowledge |

Subjects : cisco, it-skills, ccna
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 OSI layer header contains the address of a destination host that is on another network?






2. Both the switches and hubs are being utilized within the CK network. Which of the following is true regarding the use of switches and hubs for the network connectivity in this network?






3. Why is full-duplex Ethernet superior to its single-duplex counterpart?






4. Which of the following can lead to the contribution of LAN traffic congestion?






5. Which of the following services use TCP?






6. Some of the older Certkiller switches store the entire frame before forwarding it to the destination. What are two effects on network performance of configuring a switch to do this?






7. Both bridges are switches are being used throughout the CK LAN. Which of the following statements are true regarding bridges and switches in this network?






8. The Certkiller network administrator wants to use a router named CK1 to segment the local network. What are some of the advantages of using CK1 to segment the network? (Choose two)






9. A network administrator wants to control which user hosts can access the network based on their MAC address. What will prevent workstations with unauthorized MAC addresses from connecting to the network through a switch?






10. Certkiller is installing IP phones in a new office. The phones and office computers connect to the same device. To ensure maximum throughout for the phone data sessions - the company needs to make sure that the phone traffic is on a different network






11. ICMP is often used in troubleshooting and verifying network. What statements are true regarding ICMP packets?






12. Which of the following statements correctly describe the differences between half-duplex and full-duplex Ethernet?






13. Two buildings on the London campus of a CK corporation must be connected to use Ethernet with a bandwidth of at least 100 Mbps. CK is concerned about possible problems from voltage potential differences between the two buldings. Which media type shou






14. Assuming you build networks to exact specifications - What is the recommended maximum length a 10BaseT cable can be before it has to be segmented or repeated?






15. Which fields are included in the TCP header?






16. Which layer of the OSI reference model is responsible for ensuring reliable end to end delivery of data?






17. Although TCP segments are similar to UDP segments - TCP packets contains some additional fields. Which of the following are found in a TCP header - but not in a UDP header?






18. A Certkiller technician is troubleshooting connectivity problems between two routers that are directly connected through the serial line. The technician notices that the serial line is up but cannot see any neighbors displayed in the output of the sh






19. Split horizon has been enabled within the Certkiller routed network. Which one of the following statements best explains the split horizon rule?






20. An administrator would like to configure a switch over a virtual terminal connection from locations outside of the local LAN. Which of the following are required in order for the switch to be configured from a remote location?






21. With regard to Ethernet media access methods - which of the following are true?






22. Network equipment supporting the use of flow control mechanisms has been recently installed in the CK network. What is the purpose of flow control in a data network?






23. A Certkiller Ethernet switch receives a unicast frame with a destination MAC that IS listed in the switch table. What will this switch do with the frame?






24. While troubleshooting an issue in the Certkiller LAN you notice that a network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement - What is known about the network interface port?






25. At which OSI layer is a logical path created between two host systems named CK1 and CK2 on the Certkiller LAN?






26. A network administrator needs to force a high-performance switch that is located in the MDF to become the root bridge for a redundant path switched network. What can be done to ensure that this switch assumes the role of the Root Bridge?






27. The system LED is amber on a new Certkiller Catalyst 2950 series switch. What does this indicate?






28. What is the IEEE standard associated with Gigabit Ethernet?






29. While troubleshooting a network connectivity problem - a Certkiller technician observes steady link lights on both the workstation NIC and the switch port to which the workstation is connected. However - when the ping command is issued from the works






30. The Certkiller corporate LAN consists of one large flat network. You decide to segment this LAN into two separate networks with a router. What will be the affect of this change?

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31. Which three statements are true about the operation of a full-duplex Ethernet network - which is being used in the Certkiller LAN?






32. What kind of cable should be used to establish a trunked line between two Catalyst switches?






33. Which of the protocols below - operates at Layer 2 of the OSI model - and is used to maintain a loop-free network?






34. What are the switch and bridge port characteristics of a layer two spanning-tree network that is fully converged?






35. As a CCNA candidate - you must know the various layers of the OSI model. At which layers of the OSI model do Wide Area Networks operate in?






36. While troubleshooting a connectivity problem on the network - you issure the ping command from your PC command prompt - but the output shows 'request times out' At which OSI layer is this problem associated with?






37. CK1 is a switch in the Certkiller network. Why will CK1 never learn the broadcast address?






38. Which two of the following values does STP take into consideration when it elects the root bridge?






39. The Certkiller network administrator issues the ping 192.168.2.5 command and successfully tests connectivity to a host that has been newly connected to the network. Which protocols were used during the test?






40. Certkiller has implemented the use of the Virtual Trunking Protocol (VTP). Which statement below accurately describes a benefit of doing this?






41. As the Certkiller network administrator - you are required to have a firmunderstanding of the OSI model. Why does the data communication industry use the layered OSI reference model?






42. In which circumstance are multiple copies of the same unicast frame likely to be transmitted in the Certkiller Switched LAN?






43. You unsuccessfully try to ping the Internet from the PC host on the LAN. During the troubleshooting process - you enter the 'show ip nat translations' command but the output is blank. What is the most likely cause of the problem?






44. Cisco is the leader in the router market space. What basic functions do their routers perform in a network?






45. You have set up an Internet based FTP server - where people can upload and download files. In terms of the OSI model - What is the highest layer used during the FTP sessions.






46. You are logged into a router and wish to view the layer 3 information about your neighboring Cisco routers. What IOS command gives layer 3 information for of the directly connected router interfaces?






47. A host computer has been correctly configured with a static IP address - but the default gateway is incorrectly set. Which layer of the OSI model will be first effected by this configuration error?






48. On a half-duplex Ethernet LAN - two hosts attempt to send data simultaneously - resulting in a collision. Following this collision - what will the hosts do?






49. Which of the following devices can the Certkiller network administrator use to segment the LAN?






50. Which OSI layer is associated with the following: The acknowledgment of transmissions - sequencing - and flow control across a network?