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 purpose of the TCP/IP Network Application Layer?






2. 2 functions of encapsulation






3. What layer encapsulates segments into packets?






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






5. statements of IP adressing






6. 3 functions of the upper data link sublayer in the OSI model






7. What kind of problems are caused by excessive broadcast traffic on network segments?






8. What correctly describes a MAC address?






9. A router interface has been assigned an IP address of 172.16.192.166 with a mask of 255.255.255.248. To which subnet does the IP address belong?






10. 3 features of IPv6






11. What is a component of a routing table entry?






12. There are too many broadcasts on switches - what can be done?






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






14. If the router says: 'Switch-East4#' What identifies the CLI mode represented?






15. Important characteristic of UDP






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






17. After a browser makes a request to a web server in the standard port - what will be the port number in the TCP header?






18. What is the role of MTA in handling email?






19. 2 characteristics of peer-2-peer






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






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






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






23. There are 4 different hosts connected to a hub - media is being transfered between 2 of them but the other 2 will also like to transfer media. What must the latest hosts do to transfer the media?






24. How does the application layer on a server process multiple client requests for services?






25. What method of signal transmission uses radio waves to carry signals?






26. What command can be used to determine if the router has experienced any input or output errors?






27. Which 2 options represent Layer 4 addressing?






28. What process routers use to determine the subnet network address w/ an IP address and a subnet mask?






29. What are 2 layers of the OSI model that have the same functions as the TCP/IP Network Application Layer?






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






31. What is a default gateway address?

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32. 2 things that will happen if a router receives an ICMP packet which has a TTL value of 1 and the destination host is several hops away






33. An admin needs to keep contents private - which access method should he use?






34. What information is added during encapsulation at OSI Layer 3?






35. If you want to connect 4 hosts in a home network - what would be the best deviced to be used?






36. If host A's DG is 10.0.0.1 and host B's DG is 10.0.0.2 - when the router's IP address is 10.0.0.1. Which one will go through?






37. What causes crosstalk within cable pairs when using UTP?






38. What event occurs during the 3-way handshake?






39. When a network service fails - which port is most often used to access a router for management purposes?






40. 3 factors that should be considered when implementing Layer 2 protocols






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






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






43. Which layer supplies services and allows user interface?






44. If there are potential electrical and/or electromagnetic hazards - what type of media is recommended for backbone cabling?






45. After an ethernet collision - which device has priority to transmit data?






46. What is the primary funcion of the trailer in the Data Link Layer encapsulation?






47. What would be the response displayed after pinging 127.0.0.1 and there is a 0 packet transmission?






48. What can you identify when you examine the Network Layer header?






49. What are 2 protocols for transfering web resources?






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