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






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






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






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






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






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






7. When destination network is not in the routing table - What are 2 actions the router might take?






8. 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?






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






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






11. What is the primary purpose of ARP?






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






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






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






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






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






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






18. What layer encapsulates segments into packets?






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






20. What describes the purpose of default route?






21. Which characteristics describe fiber optic cable?






22. Where is the IOS file stored at?






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






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






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






26. 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






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






28. What do you need to use for an initial configuration on a Cisco router?






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






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






31. 2 features that make switches preferable to hubs






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






33. What are 2 forms of application layer software?






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






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






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






37. 3 features of IPv6






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






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






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






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






42. What correctly describes a MAC address?






43. What is the purpose of a default gateway?






44. 3 characteristics of valid Ethernet Layer 2 addresses






45. 3 common problems w/ a large network






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






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






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






49. Which OSI layer is responsible for binary transmission - cable specification - and physical aspects of network communication?






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