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 a drawback of the CSMA/CD access method?






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






3. Important characteristic of UDP






4. What makes fiber preferable to copper for interconnecting buildings?






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






6. What are 2 forms of application layer software?






7. What describes the purpose of default route?






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






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






10. How many bits make up an IPv4 address?






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






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






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






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






15. An admin wants to evaluate all traffic in a network. To ensure that all packets are captured - what network device should be used?






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






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






18. Which IP packet field will prevent endless loops?






19. 3 measures of data transfer






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






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






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






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






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






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






26. After an ethernet collision - which device has priority to transmit data?






27. What are 2 protocols for transfering web resources?






28. Which 2 options represent Layer 4 addressing?






29. 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?






30. 3 features that allow TCP to realibly and accurately track the transmission of data






31. What layer encapsulates segments into packets?






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






33. 2 common methods for settin a UTP ethernet port to MDI or MDIX?






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






35. What determines the method of media access control?






36. What is the primary reason for developing IPv6?






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






38. When a collision occurs using CSMA/CD - how do hosts w/ data to transmit respond after the backoff period expires?






39. 3 primary functions of the data link layer encapsulation






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






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






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






43. 3 terms that define the forms of help available within the Cisco IOS






44. What is PDU?






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






46. statements of IP adressing






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






48. 3 characteristics of valid Ethernet Layer 2 addresses






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






50. What is a default gateway address?