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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 DF-bit in the IPv4 header?

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2. What is the IPv4 protocol number for UDP?






3. What is ARP?






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






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






6. What is the recommended default TTL?






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






8. What is IANA?






9. What is the format of an IPv4 header?






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






11. What is NIR?






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






13. What is the function of ICMP redirect messages?






14. What is Inverse ARP?

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15. What is the IPv4 Protocol number for GRE?






16. What is the IPv4 Protocol number for OSPF?






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






18. What is prefix /26 in decimal notation?






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






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






21. What are the IP Precedence values?






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






23. What is prefix /28 in decimal notation?






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






25. What routing protocols are classful?






26. What are the private IPv4 address ranges?






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






28. What is ICMP Type 9?






29. What is FIN?






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






31. What is CWR?






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






33. Disables the sending of ICMP redirect messages






34. What is the format of an ICMP header?






35. What is proxy ARP?






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






37. What is the IPv4 Protocol number for TCP?






38. What is covered by the TCP Checksum field?






39. What is ICMP Type 5?






40. What is the IPv4 Protocol number for IGMP?






41. What is RIR?






42. What is ICMP Type 11?






43. Specifies the format in which subnet masks are displayed in show command output






44. What is the IPv4 Protocol number for ICMP?






45. What is ICMP Type 3?






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






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






48. What is ISP?






49. What is the IPv4 Protocol number for EIGRP?






50. What is the format of a UDP header?






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