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






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






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






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






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






6. Network Protocols






7. 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






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






9. Which IP packet field will prevent endless loops?






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






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






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






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






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






15. 3 functions of the upper data link sublayer in the OSI model






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






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






18. What are 3 properties of contention-based media access for a shared media?






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






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






21. Which 2 options represent Layer 4 addressing?






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






23. 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?






24. What info is found in the TCP and UDP header info?






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






26. What is the primary purpose of Layer 4?






27. What is a benefit of a WAN?






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






29. What can get you to an outside network?






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






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






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






33. Intermediary devices used to implement security between networks






34. Which characteristics describe fiber optic cable?






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






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






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






38. 3 properties of peer-2-peer applications






39. What is the role of MTA in handling email?






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






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






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






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






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






45. 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?






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






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






48. What is the primary reason for developing IPv6?






49. 3 facts about the network portion of an IPv4 address






50. What are 2 forms of application layer software?