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. In a connectionless system - What is correct?






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






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






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






5. 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






6. Intermediary devices used to implement security between networks






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






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






9. What statements describe the logical token-passing topology?






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






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






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






13. There are 4 different hosts connected to a hub - media is being transfered between 2 of them but the other 2 will also like to transfer media. What must the latest hosts do to transfer the media?






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






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






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






17. 3 features that allow TCP to realibly and accurately track the transmission of data






18. 3 primary functions of the data link layer encapsulation






19. What is a benefit of a WAN?






20. 2 most commonly used media types in ethernet networks






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






22. What determines the method of media access control?






23. 3 factors that should be considered when implementing Layer 2 protocols






24. Host1 is in the process of setting up a TCP session with Host2. Host1 sent a SYN message to begin establishment - what happens next?






25. 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?






26. What characteristic of an UTP helps reduce interference?






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






28. What do end devices do?






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






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






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






32. How many bits make up an IPv4 address?






33. If host A's DG is 10.0.0.1 and host B's DG is 10.0.0.2 - when the router's IP address is 10.0.0.1. Which one will go through?






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






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






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






37. Which characteristics describe fiber optic cable?






38. What layer encapsulates segments into packets?






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






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






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






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






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






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






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






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






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






48. What correctly describes a MAC address?






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






50. Where is the IOS file stored at?