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






2. What type of routing uses information that is manually entered into the routing table?






3. Intermediary devices used to implement security between networks






4. What correctly describes a MAC address?






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






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






7. What is the primary reason for developing IPv6?






8. What are 2 forms of application layer software?






9. 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






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






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






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






13. Network Protocols






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






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






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






17. 3 common problems w/ a large network






18. What determines the method of media access control?






19. What type of network cable is used between a terminal and a console port?






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






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






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






23. What describes the purpose of default route?






24. 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?






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






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






27. 3 statements of media acess control






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






29. 2 characteristics of clients in data networks






30. What command can be used to determine if the router has experienced any input or output errors?






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






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






33. What is a characteristic of a single-mode fiber-optic cable?






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






35. 3 terms that define the forms of help available within the Cisco IOS






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






37. What is the primary purpose of Layer 4?






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






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






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






41. What is a mechanism used by TCP to provide flow control as segments travel from source to destination?






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






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






44. At which layers of the OSI model does ethernet operate?






45. After a browser makes a request to a web server in the standard port - what will be the port number in the TCP header?






46. If you want to connect 4 hosts in a home network - what would be the best deviced to be used?






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






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






49. What is a default gateway address?

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50. What is the function of the DLL?