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. What is the primary purpose of Layer 4?






2. Which type of cable is most often associated w/ fiber-optic cable?






3. If you have an Ethernet Frame w/ a Header - Data and a Trailer. It is a...?






4. What is a mechanism used by TCP to provide flow control as segments travel from source to destination?






5. Which 2 options represent Layer 4 addressing?






6. 3 protocols that operate in the application layer






7. In an IPv4 environment - what information is used by the router to forward data packets from one interface of a router to another?






8. What are 2 features of User Diagram Protocol (UDP)?






9. If you have a small network w/ 3 computers...






10. If you have a full-duplex operational network - what can happen?






11. At which layer of the TCP/IP model does ethernet operate?






12. When do changes take effect in a Cisco router?






13. Which OSI layer is responsible for binary transmission - cable specification - and physical aspects of network communication?






14. What can be a problem that is reduced by adding end-to-end addressing?






15. What characteristic of an UTP helps reduce interference?






16. When is a straight-through cable used in a network?






17. What do you need to use for an initial configuration on a Cisco router?






18. Host1 is in the process of setting up a TCP session with Host2. Host1 sent a SYN message to begin establishment - what happens next?






19. At which layers of the OSI model does ethernet operate?






20. What do the intermediary devices in the network do?






21. What are key considering factors when grouping hosts into common networks?






22. What command will you use to place the router into the correct mode to configure an appropiate interface to connect a LAN?






23. What is a default gateway address?

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24. If you have a PC - 3 routers and a Laptop... How many unique CRC calculation will take place as traffic routes from the PC to the Laptop?






25. Given IP 172.16.134.64 and S/M 255.255.255.224 - this IP is an...?






26. Where is the IOS file stored at?






27. Which combination of keys can be used to interrupt a ping or traceroute process?






28. During encapsulation - what happens in the Data Link Layer?






29. 2 characteristics of peer-2-peer






30. What connectors are commonly associated w/ Cisco's V.35 serial cables?






31. Which device is used to create or divide broadcast domains?






32. 3 facts about the network portion of an IPv4 address






33. 3 terms that define the forms of help available within the Cisco IOS






34. What is a characteristic of a logical point-to-point topology?






35. What are 2 commands used to view a host routing table?






36. Statements that describe LAN






37. 3 common problems w/ a large network






38. In business LANs - which connector is used w/ twisted-pair networking cable?






39. 3 measures of data transfer






40. What is the purpose of the TCP/IP Network Application Layer?






41. What correctly describes a MAC address?






42. An admin wants to evaluate all traffic in a network. To ensure that all packets are captured - what network device should be used?






43. How many host addresses can be assigned to a subnetwork when using the 130.68.0.0 network address w/ a subnet mask of 255.255.248.0?






44. What is the purpose of the preamble in an ethernet frame?






45. What are 3 properties of contention-based media access for a shared media?






46. What are the advantages of using a client-server model?






47. With TCP/IP encapsulation - which range of port numbers identifies all well known applications?






48. Which OSI model layer is responsible for regulating the flow of information from source to destination - reliably and accurately?






49. statements of IP adressing






50. When destination network is not in the routing table - What are 2 actions the router might take?