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 the IPv4 Protocol number for TCP?






2. What is ARP?






3. What is ICANN?






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






5. What are classful routing protocols?

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






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






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






9. What is PSH?






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






11. What is Reverse ARP?






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






13. Enables debugging output for ARP transactions






14. Disables proxy ARP on an interface






15. What is proxy ARP?






16. What is IRDP?






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






18. Which IPv4 address range is reserved for benchmark testing of Internet devices (RFC 2544)?






19. What mechanisms are used by TCP to provide reliable segment delivery?






20. What is URG?






21. Disables proxy ARP on all interfaces






22. What is ICMP Type 5?






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






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






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






26. What are the most frequently used options in the IPv4 header?






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






28. Who is responsible for the global coordination of the DNS Root - IP addressing - and other Internet protocol resources?






29. What are the IP Precedence values?






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






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






32. What is the purpose of a socket?






33. What is the formula to calculate the next Sequence Number based on the Sequence Number of the current TCP segment?






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






35. Who can assign IP address space to end user organizations?






36. What is the IPv4 Protocol number for OSPF?






37. What is the IPv4 Protocol number of RSVP?






38. What is ICMP Type 10?






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






40. Who administers and registers IP address space and AS numbers within a region?






41. What is RIR?






42. What is Inverse ARP?

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43. Who allocates IP address space and AS numbers to RIRs?






44. Which protocol has mostly replaced Reverse ARP?






45. Displays the ARP cache of a router






46. What is the ARP Operation value for a Reverse ARP Request?






47. How does the layers of the TCP/IP protocol suite map to the 7 layers of the OSI model?






48. What is a TCP Acknowledgement Number?






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






50. What is covered by the TCP Checksum field?