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 layer encapsulates segments into packets?






2. What describes the purpose of default route?






3. What is the purpose of resource records in DNS?






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






5. What are 3 common problems w/ large networks?






6. 3 measures of data transfer






7. How many bits make up an IPv4 address?






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






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






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






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






12. 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






13. What is a default gateway address?


14. 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?






15. 2 features that make switches preferable to hubs






16. 3 characteristics of valid Ethernet Layer 2 addresses






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






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






19. What subnet mask will an admin assign to the network address 172.30.1.0 if its possible to have 254 hosts?






20. Why is flow control used for TCP data transfer?






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






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






23. What can get you to an outside network?






24. When a device is moved from one network to the other...?






25. Why are port numbers included in the TCP header of a segment?






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






27. 3 statements about the role of routers in the network






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






29. 3 common problems w/ a large network






30. 2 most commonly used media types in ethernet networks






31. Which transport layer protocol provides low overhead and is used for applications that do not require reliable data delivery?






32. 3 terms that define the forms of help available within the Cisco IOS






33. What are 2 protocols for transfering web resources?






34. What is the primary purpose of ARP?






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






36. 3 functions of the upper data link sublayer in the OSI model






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






38. What is the proper order of the OSI Layers?






39. What device can check for faults - integrity and performance of media?






40. What determines the method of media access control?






41. What is the primary reason for developing IPv6?






42. 3 facts about the network portion of an IPv4 address






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






44. What is PDU?






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






46. 3 features of IPv6






47. What application layer protocol is used to support file transfers between client and server?






48. A company is planning to subnet a network w/ 27 hosts. What would be the subnet mask used for this?






49. 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?






50. To make a console connection from a comp to a Cisco router - what cable should be used?