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 is the purpose of resource records in DNS?






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






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






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






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






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






7. What are key considering factors when grouping hosts into common networks?






8. What do end devices do?






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






10. Which characteristics describe fiber optic cable?






11. 3 primary functions of the data link layer encapsulation






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






13. How many bits make up an IPv4 address?






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






15. Network Protocols






16. What is a default gateway address?

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






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






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






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






21. What is a disadvantage of Telnet?






22. What is a benefit of a WAN?






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






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






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






26. A router interface has been assigned an IP address of 172.16.192.166 with a mask of 255.255.255.248. To which subnet does the IP address belong?






27. What are 2 protocols for transfering web resources?






28. What event occurs during the 3-way handshake?






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






30. If you have a small network w/ 3 computers...






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






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






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






34. 2 common methods for settin a UTP ethernet port to MDI or MDIX?






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






36. 3 characteristics of valid Ethernet Layer 2 addresses






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






38. What is the proper order of the OSI Layers?






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






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






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






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






43. 2 characteristics of clients in data networks






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






45. 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?






46. What determines the method of media access control?






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






48. In business LANs - which connector is used w/ twisted-pair networking cable?






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






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