Which type of network environment is formed when individual components like a smartwatch, Bluetooth headset, and smartphone sync together on a user? MCQ with Answer and Explanation

Question

Which type of network environment is formed when individual components like a smartwatch, Bluetooth headset, and smartphone sync together on a user?

A. MAN

B. LAN

C. PAN

D. WAN

Answer: Option C

Solution (By JKSSB Mock Tests)

PAN (Personal Area Network) connects personal electronic devices immediately surrounding a single user.

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Question #1

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Which device connects a network to the Internet and often includes firewall functionality?

A. Switch

B. Hub

C. Bridge

D. Router

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Correct Answer: Option D

Explanation:
A router often connects a local network to the internet and may include security features like firewalls.

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Question #2

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Which of the following is a broadcast address for a network with subnet mask 255.255.255.0 and network IP 192.168.1.0?

A. 192.168.1.255

B. 192.168.1.254

C. 192.168.1.0

D. 192.168.1.1

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Correct Answer: Option A

Explanation:
The broadcast address is the highest address in the subnet, i.e., 192.168.1.255 for a /24 network.

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Question #3

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What is the main function of a router's routing protocol?

A. To resolve MAC addresses

B. To filter traffic

C. To exchange routing information with other routers

D. To assign IP addresses

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Correct Answer: Option C

Explanation:
Routing protocols (e.g., OSPF, BGP) allow routers to share information about network paths.

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