NCTI Final Exam: Progression Field Tech 3- 4 Exam| New Update 2023/ 2024| Verified Answers
1. Which two of the following are examples of local area
... [Show More] network (LAN) logical addresses? (Choose two.)
Answer: 201.90.35.78
~ Port 23
2. Which three of the following terms refer to a physical address? (Choose three.)
Answer: Media access control (MAC) address.
~ Adapter address.
~ Hardware address.
3. At which Open Systems Interconnection reference model (OSI/RM) layer does the physical address reside?
Answer: Data Link
4. Which two mechanisms might a host use to resolve fully qualified domain names (FQDN) to IP addresses? (Choose two.)
Answer: Hosts table
~ Domain Name System (DNS
5. Which three of the following are typical resolver functions? (Choose three.)
Answer: Translation of host name to host address (IP address).
~ Translation of host address to host name.
~ General lookup function that returns all of a resource record's (RR) content, rather than a processed form
6. Where does the Domain Name System (DNS) namespace begin
Answer: The root.
7. Which are the two control entries found in a master file resource record (RR) entry? (Choose two.)
Answer: Origin
~ Include
8. Which of the following describes a Domain Name System (DNS) resolver?
Answer: It retrieves IP address information.
9. Which two of the following are examples of relative domain names in the ncti.com domain? (Choose two.)
Answer: telnet
~ telnet.nct
10. Which Domain Name System (DNS) record lists a zone's name servers?
Answer: Name server (NS).
11. A Domain Name System (DNS) start of authority (SOA) entry indicates which of the following?
Answer: The domain's primary DNS
12. Which Domain Name System (DNS) record type specifies name to address translation, such as used in a glue record entry?
Answer: Address (A).
13. Zones maintain domain name information in which record types?
Answer: Resource records (RR).
14. The maximum Domain Name System (DNS) domain name length is how many characters?
Answer: 255
15. Why might we use Internet Control Message Protocol (ICMP) testing on an IP network?
Answer: To obtain feedback about various problems that might occur on the network.
16. Why does Internet Control Message Protocol (ICMP) use identifier and sequence numbers?
Answer: To allow the sender to match ICMP reply messages with requests.
17. A ping command uses which Internet Control Message Protocol (ICMP) message types? (Choose two.)
Answer: Echo Request.
~ Echo Reply.
18. Internet Control Message Protocol (ICMP) supports which TCP/IP utility?
Answer: Ping.
19. Which TCP/IP Internetwork Layer provides troubleshooting utilities, such as ping and traceroute
Answer: Internet Control Message Protocol (ICMP)
20. Which is the primary purpose of the Open Systems Interconnection reference model (OSI/RM) Presentation Layer
Answer: It defines the format in which Application Layer information is sent across the network.
21. Which is the primary purpose of the Open Systems Interconnection reference model (OSI/RM) Session Layer?
Answer: It establishes, manages, and terminates dialogs between Presentation Layer entities. [Show Less]