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






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






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






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






5. 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?






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






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






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






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






10. What determines the method of media access control?






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






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






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






14. What does the IEEE 802.2 standard represent in Ethernet technologies?






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






16. Network Protocols






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






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






19. What is a benefit of a WAN?






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






21. After a routers ends its boot sequence - the admin wants to check the routers config. From the EXEC mode - which commands can the admin use?






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






23. 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?






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






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






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






27. 3 statements of media acess control






28. When is a straight-through cable used in a network?






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






30. What are 2 commands used to view a host routing table?






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






32. What characteristic of an UTP helps reduce interference?






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






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






35. 3 factors that should be considered when implementing Layer 2 protocols






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






37. What correctly describes a MAC address?






38. statements of IP adressing






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






40. 2 functions of encapsulation






41. What is the primary purpose of ARP?






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






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






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






45. What do end devices do?






46. Which characteristics describe fiber optic cable?






47. 3 statements about the role of routers in the network






48. Which 2 options represent Layer 4 addressing?






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






50. What can get you to an outside network?