What default subnet mask is associated with Class B IP networks under traditional classful network addressing parameters? MCQ with Answer and Explanation

What default subnet mask is associated with Class B IP networks under traditional classful network addressing parameters?
A. 255.255.0.0
B. 255.0.0.0
C. 255.255.255.0
D. 255.255.255.255
Answer: Option A
Solution (By JKExamLibrary)
Class B networks default to a 16-bit prefix length, which maps to a default subnet mask of 255.255.0.0.

This question belongs to: Computer Computer Networking

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What is the purpose of a network bridge?
A. To connect two network segments and reduce traffic by filtering
B. To amplify signals
C. To assign IP addresses
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Correct Answer: Option A


Explanation:
Bridges filter and forward frames based on MAC addresses, connecting segments.

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Question #2 Report Error
What type of network geographic classification covers a single room, home, or office building, typically utilizing Wi-Fi or Ethernet cables?
A. MAN (Metropolitan Area Network)
B. LAN (Local Area Network)
C. PAN (Personal Area Network)
D. WAN (Wide Area Network)

Correct Answer: Option B


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Which of the following is a private IP address range?
A. 203.0.113.0 to 203.0.113.255
B. 172.15.0.0 to 172.31.255.255
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D. 192.168.0.0 to 192.168.255.255

Correct Answer: Option C


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This question belongs to: Computer Computer Networking