What is the function of a load balancer? MCQ with Answer and Explanation

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What is the function of a load balancer?

A. Blocks malicious traffic

B. Assigns IP addresses

C. Resolves domain names

D. Distributes network traffic across multiple servers

Answer: Option D

Solution (By JKSSB Mock Tests)

Load balancers distribute incoming requests across servers to ensure availability and performance.

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Question #1

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What is the primary benefit of upgrading a legacy hub-driven network to a modern network switch infrastructure?

A. It decreases the maximum physical cable length limits.

B. It removes the requirement for IP addressing rules.

C. It forces the network to run over analog modems.

D. It eliminates collisions by creating dedicated collision domains for each connected port.

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Correct Answer: Option D

Explanation:
Switches separate each port into its own collision domain. This eliminates collision risks, allowing for full-duplex data transfers.

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Question #2

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What is the maximum number of hosts per network in a Class C IP address?

A. 126

B. 65534

C. 254

D. 16,777,214

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Correct Answer: Option C

Explanation:
Class C provides 8 bits for hosts (2^8 - 2 = 254 usable hosts).

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Question #3

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Which of the following is a private IP address?

A. 172.32.1.1

B. 192.169.1.1

C. 203.0.113.1

D. 10.0.0.1

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Correct Answer: Option D

Explanation:
10.0.0.1 is within the 10.0.0.0/8 private range.

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