What is the structural network layout where every node is connected to a central cable line, which acts as the shared communication trunk? MCQ with Answer and Explanation

Question

What is the structural network layout where every node is connected to a central cable line, which acts as the shared communication trunk?

A. Mesh Topology

B. Bus Topology

C. Star Topology

D. Ring Topology

Answer: Option B

Solution (By JKSSB Mock Tests)

Bus topology connects all devices to a single shared central cable, known as the bus or backbone line.

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Question #1

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Which mechanism enables an internet router to modify packet headers, allowing thousands of private internal LAN hosts to navigate the web through a single public IP address?

A. Network Address Translation (NAT)

B. Domain Name mapping

C. DHCP lease management

D. Address Resolution lookup

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Correct Answer: Option A

Explanation:
NAT converts private internal IP addresses to a public IP address, conserving IPv4 space and adding an extra layer of internal security.

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Question #2

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Which system assigns dynamic, temporary IP addresses automatically to client workstations whenever they connect to a local area network?

A. DHCP

B. ARP

C. NAT

D. DNS

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Correct Answer: Option A

Explanation:
DHCP (Dynamic Host Configuration Protocol) automates the allocation of IP addresses, subnet masks, and gateway pointers to connecting clients.

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