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 prefix /30 in decimal notation?






2. What IPv4 header fields are used for fragmentation?






3. What is the IPv4 Protocol number for EIGRP?






4. What is ICMP?






5. What is the IPv4 Protocol number for OSPF?






6. What is the IPv4 Protocol number for ICMP?






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






8. What is RIR?






9. What is ICMP Type 10?






10. What are the IP Precedence values?






11. What is the IPv4 Protocol number for IGMP?






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






13. What is a TCP Acknowledgement Number?






14. What is SYN?






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






16. What is the prerequisite for using the Urgent Pointer field in the TCP header?






17. What are classless routing protocols?






18. Which IPv4 address range is reserved for loopback testing?






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






20. What are the most common IP version numbers?






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






22. What are the uses of gratuitous ARP?






23. What is the format of the Flags field in the TCP header?






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






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






26. Who group public IPv4 address space by major geographic region?






27. What is ICMP Type 9?






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






29. What is proxy ARP?






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






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






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






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






34. Who administers and registers public IP address space and AS numbers within a country or economic unit?






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






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






37. What is prefix /26 in decimal notation?






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






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






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






41. Who are LIRs?






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






43. What is the format of a UDP header?






44. What is FIN?






45. Which RFC defines IPv4?






46. What mechanism is used by TCP to provided ordered segment delivery?






47. What is the most commonly used Option field in the TCP header?






48. What is the ARP Hardware type value for Ethernet?






49. Which protocol has mostly replaced Reverse ARP?






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