Which protocol can automatically configure a workstation with an IP address, subnet mask, default gateway, and DNS paths upon boot? MCQ with Answer and Explanation

Question

Which protocol can automatically configure a workstation with an IP address, subnet mask, default gateway, and DNS paths upon boot?

A. NAT

B. DHCP

C. ICMP

D. ARP

Answer: Option B

Solution (By JKSSB Mock Tests)

DHCP dynamically manages network configuration parameters, automatically assigning IP leases to client devices on startup.

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Question #1

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What is the primary limitation of configuring a network using a point-to-point Full Mesh Topology as the number of nodes scales high?

A. The number of required physical cables and ports grows exponentially, making it highly expensive.

B. It cannot run modern routing software.

C. It lacks absolute security constraints.

D. The network performance decreases whenever a single cable drops.

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Correct Answer: Option A

Explanation:
A full mesh layout requires n(n-1)/2 physical lines. As nodes (n) increase, the cabling overhead and hardware costs grow quadratically.

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Question #2

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Which topology design features all client nodes wired directly to a central switch or hub, ensuring that a broken client cable only affects that single node?

A. Linear Topology

B. Star Topology

C. Bus Topology

D. Ring Topology

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Correct Answer: Option B

Explanation:
In a star topology, each device connects back to a central switch via an isolated cable run, so a cable break only affects that specific device.

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