Which type of network area classification connects peripheral accessories like a wireless mouse and headphones to a user's laptop? MCQ with Answer and Explanation

Which type of network area classification connects peripheral accessories like a wireless mouse and headphones to a user's laptop?
A. WAN
B. PAN
C. LAN
D. MAN
Answer: Option B
Solution (By JKSSB Mock Tests)
A Personal Area Network (PAN) handles short-range data connections for personal electronic devices close to an individual.

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What type of communication channel allows data to move in both directions, but only one direction at a time (e.g., a standard citizen band radio)?
A. Half-Duplex
B. Multiplex
C. Simplex
D. Full-Duplex

Correct Answer: Option A


Explanation:
Half-duplex communication allows bidirectional traffic, but devices must alternate sending and receiving to prevent data collisions.

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Question #2
What is the purpose of the ARP cache?
A. To store routing tables
B. To store DHCP leases
C. To store DNS records
D. To store recently resolved IP-to-MAC mappings

Correct Answer: Option D


Explanation:
ARP cache holds IP-to-MAC address mappings to reduce ARP requests.

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Question #3
Which device is used to connect a computer to a digital subscriber line (DSL) service?
A. Cable modem
B. Switch
C. Router
D. DSL modem

Correct Answer: Option D


Explanation:
A DSL modem connects a computer or router to the telephone line for DSL internet.

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