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 are 2 email components used to forward mail between servers?






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






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






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






5. What can get you to an outside network?






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






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






8. What is the purpose of a default gateway?






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






10. Group of hosts that have identical bit patterns in the high order bits of their addresses






11. What are 2 protocols for transfering web resources?






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






13. What characteristic of an UTP helps reduce interference?






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






15. What correctly describes a MAC address?






16. What is the name of the application layer protocol used for file sharing on Microsoft Networks?






17. Intermediary devices used to implement security between networks






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






19. Where is the IOS file stored at?






20. What is PDU?






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






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






23. What is the purpose of the preamble in an ethernet frame?






24. In a connectionless system - What is correct?






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






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






27. 3 features of IPv6






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






29. What is the primary purpose of ARP?






30. If you have a full-duplex operational network - what can happen?






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






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






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






34. Important characteristic of UDP






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






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






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






38. 2 common methods for settin a UTP ethernet port to MDI or MDIX?






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






40. 3 factors that should be considered when implementing Layer 2 protocols






41. Which device is used to create or divide broadcast domains?






42. What 2 type of cables would most commonly be used for new runs?






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






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






45. During encapsulation - what happens in the Data Link Layer?






46. What is an automated service that matches resource names w/ required IP addresses?






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






48. 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?






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






50. What is the primary reason for developing IPv6?