A+ DNS and DHCP Service Functions Quiz

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| By Thames
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Quizzes Created: 8865 | Total Attempts: 106,055
| Questions: 20 | Updated: Aug 12, 2026
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1. Which DNS record type is responsible for mail server identification?

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About This Quiz
A+ Dns and DHCP Service Functions Quiz - Quiz

This quiz evaluates your understanding of DNS and DHCP, two critical services in modern networking. DNS translates domain names into IP addresses, while DHCP automates IP address assignment on networks. Master these protocols to configure, troubleshoot, and manage network infrastructure effectively in real-world environments.

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2. A ______ DNS server maintains a local cache of recently resolved domain names to improve query performance.

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3. What happens during the DHCP DHCPOFFER phase?

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4. Which DNS query type requests all available records for a domain?

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5. What is the primary advantage of using DHCP in a network?

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6. True or False: DNS uses TCP port 53 for zone transfers and UDP port 53 for standard queries.

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7. True or False: DHCP servers can assign the same IP address to multiple clients simultaneously.

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8. DHCP ______ refers to the period during which a client may use an assigned IP address.

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9. A DNS ______ is a server that stores and provides authoritative DNS records for a domain.

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10. What is the purpose of a DHCP scope?

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11. What is the primary function of the Domain Name System (DNS)?

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12. In DHCP, what does the DHCPDISCOVER message do?

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13. What is a DNS resolver?

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14. Which DNS record type is used to map an IPv6 address to a domain name?

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15. What is the default port number for DHCP server communication?

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16. In DHCP, what is the process called when a client obtains an IP address from a DHCP server?

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17. What does DHCP stand for?

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18. Which of the following is a valid DNS record type used to map a domain name to an IPv4 address?

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19. What is the default port number for DNS queries?

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20. Which protocol does DHCP use at the transport layer?

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Which DNS record type is responsible for mail server identification?
A ______ DNS server maintains a local cache of recently resolved...
What happens during the DHCP DHCPOFFER phase?
Which DNS query type requests all available records for a domain?
What is the primary advantage of using DHCP in a network?
True or False: DNS uses TCP port 53 for zone transfers and UDP port 53...
True or False: DHCP servers can assign the same IP address to multiple...
DHCP ______ refers to the period during which a client may use an...
A DNS ______ is a server that stores and provides authoritative DNS...
What is the purpose of a DHCP scope?
What is the primary function of the Domain Name System (DNS)?
In DHCP, what does the DHCPDISCOVER message do?
What is a DNS resolver?
Which DNS record type is used to map an IPv6 address to a domain name?
What is the default port number for DHCP server communication?
In DHCP, what is the process called when a client obtains an IP...
What does DHCP stand for?
Which of the following is a valid DNS record type used to map a domain...
What is the default port number for DNS queries?
Which protocol does DHCP use at the transport layer?
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