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 command is used to change the default name to 'Costas'?






2. 3 statements about routes and their use






3. What is the role of the OSI Application Layer?






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






5. 3 properties of peer-2-peer applications






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






7. 2 functions of encapsulation






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






9. On a ethernet segment - why do hosts that experience a collision use a random delay before attempting to transmit?






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






11. Which layer supplies services and allows user interface?






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






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






14. 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?






15. Which 2 options represent Layer 4 addressing?






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






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






18. What info is found in the TCP and UDP header info?






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






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






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






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






23. If there is a graphic representation of a company network wiring and equipment - What is this called?






24. What is a drawback of the CSMA/CD access method?






25. What are 2 forms of application layer software?






26. What is the primary function of encapsulating packets into frames?






27. 2 most commonly used media types in ethernet networks






28. Which characteristics describe fiber optic cable?






29. What describes the purpose of default route?






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






31. What is dinamically selected by the source host when forwarding data?






32. What is the function of the DLL?






33. 2 common methods for settin a UTP ethernet port to MDI or MDIX?






34. What is a benefit of a WAN?






35. What characteristic of an UTP helps reduce interference?






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






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






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






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






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






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






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






43. 3 features of IPv6






44. statements of IP adressing






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






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






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






48. What can get you to an outside network?






49. What is a protocol that provides connectionless network layer services?






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