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






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






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






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






5. During a TCP session - if packets arrive out of order - what will happen?






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






7. What is the primary purpose of ARP?






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






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






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






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






12. 3 features that allow TCP to realibly and accurately track the transmission of data






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






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






15. 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?






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






17. 2 characteristics of peer-2-peer






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






19. 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?






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






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






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






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






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






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






26. 3 common problems w/ a large network






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






28. What correctly describes a MAC address?






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






30. Which 2 options represent Layer 4 addressing?






31. 2 common methods for settin a UTP ethernet port to MDI or MDIX?






32. 3 characteristics of valid Ethernet Layer 2 addresses






33. What can get you to an outside network?






34. What is the purpose of a default gateway?






35. What are 2 forms of application layer software?






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






37. 3 statements about the role of routers in the network






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






39. 3 statements of media acess control






40. 3 statements about routes and their use






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






42. 3 terms that define the forms of help available within the Cisco IOS






43. 3 facts about the network portion of an IPv4 address






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






45. 3 primary functions of the data link layer encapsulation






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






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






48. What do end devices do?






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






50. Which characteristics describe fiber optic cable?