What structural issue creates a single point of failure hazard in a standard network Star Topology configuration? MCQ with Answer and Explanation
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Question #1
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Which of the following is a key operational drawback of using a basic hardware hub instead of a network switch?
Correct Answer: Option D
Explanation:
Because a hub lacks forwarding logic, it repeats incoming data to all ports, creating a single shared collision domain that reduces performance.
Because a hub lacks forwarding logic, it repeats incoming data to all ports, creating a single shared collision domain that reduces performance.
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Computer
Computer Networking
Question #2
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Which network device operates at the OSI model's physical layer and can regenerate signals?
Correct Answer: Option C
Explanation:
Repeaters work at the physical layer to regenerate and amplify signals to extend cable length.
Repeaters work at the physical layer to regenerate and amplify signals to extend cable length.
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Computer
Computer Networking
Question #3
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What does an IPv4 address configuration use to determine the broadcast address for a specific subnet?
Correct Answer: Option A
Explanation:
Setting all host bits of an IP network block to binary 1 yields the specific broadcast address used to send data to all devices on that subnet.
Setting all host bits of an IP network block to binary 1 yields the specific broadcast address used to send data to all devices on that subnet.
This question belongs to:
Computer
Computer Networking
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