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 TCP/IP protocol suite layer corresponds to the transport layer of the OSI model?






2. What is the ARP Operation value for an Inverse ARP Request?






3. What is TCP?






4. What is the content of the the Urgent Pointer field in the TCP header?






5. What is ICMP Type 10?






6. What are the private IPv4 address ranges?






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






8. Disables the sending of ICMP redirect messages






9. How can the receiver determine the size of a packet's data payload based on the IPv4 header?






10. Who allocates public IP address ranges to NIRs or LIRs?






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






12. What TCP/IP protocol suite layer corresponds to the physical and data link layers of the OSI model?






13. What is the IPv4 Protocol number for GRE?






14. What is the IPv4 Protocol number for OSPF?






15. What is the function of ICMP router advertisement and router selection messages?






16. Who are LIRs?






17. What is the format of a UDP header?






18. Adds a permanent static ARP entry for an Ethernet host






19. What is the ARP Protocol address length value for IPv4?






20. Which IPv4 address range is reserved for IPv6 to IPv4 (6to4) relays (RFC 3068)?






21. What is NIR?






22. What are classful routing protocols?

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






24. What is prefix /30 in decimal notation?






25. What is the minimum length of an IPv4 header?






26. What is the format of a TCP header?






27. What is CWR?






28. What is the ARP Operation value for an ARP Reply?






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






30. What are classless routing protocols?






31. What is the format of the Flags field in the IPv4 header?






32. What are the uses of gratuitous ARP?






33. What is prefix /27 in decimal notation?






34. What is the first octet rule for IPv4 address classes in decimal?






35. What is OSI?






36. What is prefix /29 in decimal notation?






37. What is FIN?






38. What is the function of ICMP redirect messages?






39. What is a TCP Acknowledgement Number?






40. What is the content of the Maximum Segment Size (MSS) in the Option field of the TCP header?






41. What is LIR?






42. What are the most common IP version numbers?






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






44. Configures how long a dynamically learned protocol address and its corresponding hardware address remains in the ARP cache






45. What is ICMP Type 11?






46. What is the purpose of a socket?






47. Which IPv4 address range is reserved for link-local addresses when DHCP fails?






48. What is ECE?






49. What is the IPv4 Protocol number for IGMP?






50. What is ICANN?