Which address block represents the standard 32-bit IPv4 multicast address group space under traditional classful sorting hierarchies? MCQ with Answer and Explanation

Question
Which address block represents the standard 32-bit IPv4 multicast address group space under traditional classful sorting hierarchies?
A. 0.0.0.0 to 127.255.255.255
B. 224.0.0.0 to 239.255.255.255
C. 192.168.0.0 to 192.168.255.255
D. 240.0.0.0 to 255.255.255.255
Answer: Option B
Solution (By JKSSB Mock Tests)
Class D addresses (224.0.0.0 to 239.255.255.255) are reserved globally for multicast traffic targeting specific groups of devices.
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Practice More Computer Networking Questions

Question #1
A network that spans an entire city or a large university campus, linking multiple localized networks together, falls under which category?
A. PAN
B. MAN
C. WAN
D. LAN
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Correct Answer: Option B

Explanation:
A Metropolitan Area Network (MAN) is larger than a LAN but smaller than a WAN, typically spanning a city block or urban community footprint.
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Question #2
Which network device is used to connect two different network segments and forward frames based on MAC addresses?
A. Bridge
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Correct Answer: Option A

Explanation:
A bridge connects two network segments and forwards frames based on MAC addresses, operating at layer 2.
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Question #3
What is the main advantage of a star topology?
A. High redundancy
B. Easy to troubleshoot
C. Fault-tolerant
D. Low cost
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Correct Answer: Option B

Explanation:
Star topology simplifies troubleshooting because each connection is independent.
This question belongs to: Computer Computer Networking
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