Test your basic knowledge |

Cisco Network Fundamentals - 2

Subjects : cisco, 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 the purpose of the ToS field in the IPv4 header?






2. Which characteristics are part of TCP? Pick two: Reliable - connectionless - no flow control - resends anything not received?






3. How many bytes of overhead do TCP segments carry? How many does UDP carry?






4. Which of the following are true about TCP and IP?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


5. Dynamic ports fall into what category of port






6. What is the purpose of sequence numbers?






7. ACK is?






8. Which of the following are not functions of the network layer?






9. What is a common device used to divide/break up a broadcast domain into smaller broadcast domains?






10. What is the proper order of FIN sequence?






11. IP is designed or not designed to track and manage the flow of packets?






12. What four tasks does the network layer perform?






13. List three network applications that use UDP






14. Which of the following are true about network layer encapsulation?






15. Port 110 is?






16. The value of the ACK number field is equal to the client ISN plus ___________ (number)?






17. Ephermeral port is what type of port






18. What is the name of the process of removing the OSI Layer 2 information from an IP packet?






19. SYN is?






20. The router a network uses to send and receive messages beyond the network is called a ___________ router.






21. UDP does or does not create a session?






22. What two commands can be used to view a host's routing table?






23. When an OSI Layer 4 PDU has been encapsulated at the network layer it is called a ______________.






24. What is a broadcast domain?






25. UDP stands for?






26. TCP header provides for






27. Port 443 is?






28. Which protocol provides connectionless network layer services? IP - TCP - UDB or OSI?






29. Port 8080 is?






30. IP requires that each sending and receiving device have a __________ IP address.






31. Pieces of information about a route that a routing table contains






32. Which protocol ensures more reliable delivery between applications - TCP or UDP?






33. Encapsulation occurs at all - some or none of the layers of the OSI model?






34. An example of a communication that sends a letter to someone without notifying the recipient in advance is called?






35. Which of the following are true about static and dynamic routing?






36. For a network layer packet to travel between hosts - it must be handed down to the _________________ layer - for another layer of encapsulation called framing - and then encoded and put onto the ____________ layer to be sent to the next router.






37. MSN messenger uses TCP or UDP?






38. In networking terms - What is reliability?






39. Port 23 is?






40. What does segmentation provide to communications?






41. If a router needs to send a packet but doesn't know the next hop or destination network - what can it do?






42. What are three key factors to consider when grouping hosts into a common network?






43. Ports can be shared at the same time? (t/f)

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


44. What is the protocol number for UDP?






45. Why is IP 'media independent'?






46. What are the three basic characteristics of IPv4?






47. Port 69 is?






48. Name the private address blocks






49. When an IP packet is decapsulated - the information in the packet is handed to the upper or lower layers for delivery and processing?






50. How many bits are in an IPv4 address?