Test your basic knowledge |

Ethernet Technologies

Subject : it-skills
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 TCAM?






2. Displays interface configuration information






3. What is the standard for Fast Ethernet (100 Mbps)?






4. What changes are made to packets by the CEF packet rewrite engine just before forwarding?






5. What is the TCAM Value and Mask for an IP access list?






6. Enables error-disable when an interface has been looped back






7. What is the name of physical network segment where data packets can collide with one another when being sent?






8. What CEF adjacency is used when packets must be sent to the Layer 3 engine for further processing?






9. What is EMI?






10. Enables error-disable detection






11. Enables error-disable for errors with Layer 2 Protocol Tunnelling






12. What is the TCAM Value and Mask for an IGMP access list?






13. What type of packets can not be forwarded by CEF but are instead sent to the switch CPU for process switching in software?






14. What RJ-45 pins have been swapped in a Category 5 UTP crossover cable for Fast Ethernet?






15. What is the name of the switching technology where good frames are received - stored for inspection and then forwarded?






16. What is the default duplex mode of a Gigabit Ethernet interface?






17. What is 10GBASE-CX4?






18. Enables automatic re-enabling of error-disabled ports






19. What connectors can be used with SFP modules?






20. What CEF optimisation replicates the entire FIB table among switch line cards?






21. What is the name of a Layer 3 logical interface on a switch that represents an entire VLAN?






22. Enables error-disable for rate-limiting of DHCP snooping






23. What information is stored in CAM?






24. Displays entries in the Forwarding Information Base (FIB) for a specific interface






25. What are the common cabling specifications for Fast Ethernet?






26. Adds a description to an interface configuration






27. What are the Gigabit Ethernet autonegotiation selection priorities?






28. What is the original standard for Ethernet (10 Mbps)?






29. What is full duplex operation?






30. What are the duplex modes of a GigaStack GBIC?






31. What is the default duplex mode of a 10 Mbps Ethernet interface?






32. What is 1000BASE-ZX?






33. What is the maximum cabling distance for 10GBASE-ER/EW?






34. What CEF adjacency is used to discard packets because of access list or other policy action?






35. What is an interface-range macro?






36. What is the TCAM Value and Mask for an IPX access list?






37. Enables error-disable when a storm control threshold has been exceeded on a port






38. Disables a switch port






39. Displays switch port information for a specified interface






40. What is the maximum cabling distance for 1000BASE-ZX?






41. Adds a static entry to the MAC address table






42. What is CEF?






43. Displays static CAM table entries






44. Enables error-disable for conditions that trigger port security configured on a port






45. How is link speed determined on Fast Ethernet links configured to autonegotiate?






46. What denotes the number of times a CEF entry has been updated since the CEF table was created?






47. What are the reasons for packets being punted by CEF?






48. What is the maximum cabling distance for Ethernet - Fast Ethernet and Gigabit Ethernet over UTP cabling?






49. What are GigaStack GBICs used for?






50. What is LOU?