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. Important characteristic of UDP






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






3. What are 3 pieces of info about a route contained in a routing table?






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






5. 3 measures of data transfer






6. How many bits make up an IPv4 address?






7. 3 facts about the network portion of an IPv4 address






8. What are 2 email components used to forward mail between servers?






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






10. 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?






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






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






13. An admin needs a media that can run up to 100m in legth. Which type of media would be best?






14. What networking devices are recommended to be assigned static IP addresses?






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






16. What is a benefit of a WAN?






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






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






19. Network Protocols






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






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






22. What do end devices do?






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






24. What makes fiber preferable to copper for interconnecting buildings?






25. Which portion of the network layer address does a router use to forward packets?






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






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






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






29. What is the primary purpose of ARP?






30. 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






31. Which 2 options represent Layer 4 addressing?






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






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






34. What is an effect of improperly applying a network cable connector?






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






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






37. What command is used to change the default name to 'Costas'?






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






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






40. What is the purpose of a default gateway?






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






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






43. 3 functions of the upper data link sublayer in the OSI model






44. What layer encapsulates segments into packets?






45. Default Gateway is incorrect on the host - What is the impact on the communications?






46. Which sublayer of the DLL prepares a signal to be transmitted at the physical layer?






47. What are 2 common characteristics associated w/ dynamic routing protocols?






48. What correctly describes a MAC address?






49. Which IP packet field will prevent endless loops?






50. 3 common problems w/ a large network