Test your basic knowledge |

IPV4 Addressing

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 ARP?






2. Which RFC defines the special use IPv4 address ranges?






3. What is the the MF-bit in the IPv4 header?






4. What is ECE?






5. What is ICANN?






6. What is ACK?






7. Who owns the processes by which public IP address space and AS numbers are allocated and assigned?






8. What is the ARP Operation value for an Inverse ARP Reply?






9. What is the format of a TCP header?






10. What is prefix /25 in decimal notation?






11. Which RFC defines the private IPv4 address ranges?






12. What is the content of the TCP Window Size field?






13. What is prefix /27 in decimal notation?






14. What is the function of ICMP redirect messages?






15. What mechanism is used by TCP to regulate the flow of segments?






16. What is gratuitous ARP?






17. What is the format of the TCP Header Length field?






18. What are the uses of gratuitous ARP?






19. What is the IPv4 Protocol number for GRE?






20. What is the IPv4 Protocol number for OSPF?






21. What are the steps to subnet an IPv4 address?






22. What TCP/IP protocol suite layer corresponds to the network layer of the OSI model?






23. What is added after the option field in the IPv4 header?






24. What is the value of the TCP Reserved field?






25. What is RST?






26. What is prefix /29 in decimal notation?






27. Which IPv4 address range is reserved for self-identification on a local subnet?






28. What is ICMP Type 5?






29. Enables debugging output for ARP transactions






30. What is FIN?






31. What is Reverse ARP?






32. Why must the header checksum of an IPv4 packet be recalculated at every router?






33. What is ICMP Type 3?






34. What is a TCP port number of an application called when it is coupled with the IP address of the server?






35. What is the format of the DiffServ byte?






36. What is the format of the ToS byte in the IPv4 header?






37. What is ICMP Type 11?






38. What is the maximum length of an IPv4 header?






39. What is prefix /30 in decimal notation?






40. What are the most common IP version numbers?






41. What is the purpose of a socket?






42. What is IRDP?






43. What is the IPv4 Protocol number for IP in IP encapsulation?






44. What is the difference between the ToS and the DiffServ byte?






45. Who assigns IP address space to its own customers?






46. What is ICMP Type 8?






47. Who is responsible for maintaining the official assignments of TCP and UDP port numbers for specific uses?






48. What is the name of the queuing and forwarding of IP packets based on DiffServ?






49. What is SYN?






50. What is the ARP Operation value for a Reverse ARP Reply?