Tech+ Network Quiz: Can You Master LAN, WAN & the Internet?

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Quizzes Created: 7097 | Total Attempts: 80,150
| Questions: 20 | Updated: Jul 2, 2026
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1. What is the default port number for HTTP traffic?

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About This Quiz
Tech+ Network Quiz: Can You Master Lan, WAN & The Internet? - Quiz

Test your understanding of Network Fundamentals (Tech+) with this college-level quiz covering LANs, WANs, and internet connectivity. Explore IP addressing, routing protocols, network topologies, and key technologies that connect devices across local and wide-area networks. Perfect for students preparing for CompTIA certification or deepening their networking knowledge.

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2. Which protocol resolves domain names to IP addresses?

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3. What is the maximum transmission unit (MTU) for standard Ethernet frames?

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4. Which command is used to test network connectivity to a remote host?

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5. A network interface card (NIC) operates primarily at which OSI layer?

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6. In OSPF, what does the 'S' stand for?

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7. Which protocol is used to send email between mail servers?

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8. What does TCP stand for?

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9. A company uses RFC 1918 private addresses. Which range is reserved for Class A?

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10. Which device operates at Layer 3 to connect multiple networks?

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11. What is the primary difference between a LAN and a WAN?

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12. Which of the following is NOT a standard Ethernet speed?

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13. In a star network topology, what is the central device typically called?

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14. Which protocol operates at Layer 2 and is used to resolve IP addresses to MAC addresses?

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15. A network uses a /24 subnet mask. How many subnets can be created from a Class B address?

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16. Which OSI layer is responsible for routing packets across networks?

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17. What does DHCP stand for?

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18. Which routing protocol is considered a distance-vector protocol?

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19. In a subnet mask of 255.255.255.0, how many usable host addresses are available?

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20. Which of the following is a valid Class C private IP address range?

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What is the default port number for HTTP traffic?
Which protocol resolves domain names to IP addresses?
What is the maximum transmission unit (MTU) for standard Ethernet...
Which command is used to test network connectivity to a remote host?
A network interface card (NIC) operates primarily at which OSI layer?
In OSPF, what does the 'S' stand for?
Which protocol is used to send email between mail servers?
What does TCP stand for?
A company uses RFC 1918 private addresses. Which range is reserved for...
Which device operates at Layer 3 to connect multiple networks?
What is the primary difference between a LAN and a WAN?
Which of the following is NOT a standard Ethernet speed?
In a star network topology, what is the central device typically...
Which protocol operates at Layer 2 and is used to resolve IP addresses...
A network uses a /24 subnet mask. How many subnets can be created from...
Which OSI layer is responsible for routing packets across networks?
What does DHCP stand for?
Which routing protocol is considered a distance-vector protocol?
In a subnet mask of 255.255.255.0, how many usable host addresses are...
Which of the following is a valid Class C private IP address range?
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