HCIA Datacom IP Addressing and Subnetting Quiz

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| Attempts: 16 | Questions: 20 | Updated: Aug 11, 2026
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1. Which IP address class is reserved for multicast addresses?

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About This Quiz
HCIA Datacom IP Addressing and Subnetting Quiz - Quiz

This quiz evaluates your understanding of IP addressing and subnetting concepts essential for the Huawei HCIA Datacom certification. It covers IPv4 and IPv6 fundamentals, subnet mask calculations, CIDR notation, address classes, and practical subnetting scenarios. Master these core networking skills to design efficient IP networks and prepare for professional datacom... see moreroles. see less

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2. In subnetting, the ____ address cannot be assigned to any host.

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3. Which subnet mask allows for 254 usable host addresses?

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4. In CIDR notation, /32 represents a subnet with how many hosts?

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5. The first address in a subnet is called the ____ address.

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6. Convert the subnet mask 255.255.0.0 to CIDR notation.

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7. A Class A IP address has a default subnet mask of ____.

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8. The last address in a subnet is the ____ address.

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9. Which IPv6 address format uses hexadecimal notation?

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10. How many bits are used for the host portion in a /25 subnet?

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11. What is the binary representation of the decimal number 192 in the context of IP addressing?

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12. In a /30 subnet, how many total IP addresses are available?

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13. Which of the following is a valid private IP address range according to RFC 1918?

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14. A subnet mask of 255.255.255.0 is equivalent to /__ in CIDR notation.

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15. The address 255.255.255.255 is used for ____ broadcast.

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16. How many usable host addresses are available in a /28 subnet?

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17. What is the network address for 192.168.10.130/25?

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18. Which of the following correctly represents a /29 subnet's usable host range?

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19. In IPv4, the address 127.0.0.1 is used for ____.

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20. The IPv6 loopback address is ____.

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Which IP address class is reserved for multicast addresses?
In subnetting, the ____ address cannot be assigned to any host.
Which subnet mask allows for 254 usable host addresses?
In CIDR notation, /32 represents a subnet with how many hosts?
The first address in a subnet is called the ____ address.
Convert the subnet mask 255.255.0.0 to CIDR notation.
A Class A IP address has a default subnet mask of ____.
The last address in a subnet is the ____ address.
Which IPv6 address format uses hexadecimal notation?
How many bits are used for the host portion in a /25 subnet?
What is the binary representation of the decimal number 192 in the...
In a /30 subnet, how many total IP addresses are available?
Which of the following is a valid private IP address range according...
A subnet mask of 255.255.255.0 is equivalent to /__ in CIDR notation.
The address 255.255.255.255 is used for ____ broadcast.
How many usable host addresses are available in a /28 subnet?
What is the network address for 192.168.10.130/25?
Which of the following correctly represents a /29 subnet's usable host...
In IPv4, the address 127.0.0.1 is used for ____.
The IPv6 loopback address is ____.
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