Which device is used to reduce network congestion by dividing a network into collision domains? MCQ with Answer and Explanation

Which device is used to reduce network congestion by dividing a network into collision domains?
A. Modem
B. Repeater
C. Hub
D. Switch
Answer: Option D
Solution (By JKSSB Mock Tests)
A switch creates separate collision domains for each port, reducing collisions.

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Practice More Computer Networking Questions

Question #1
Which technology allows a network router to translate private internal LAN IP addresses into a single public internet address, conserving global IPv4 address space?
A. Network Address Translation (NAT)
B. Domain Name mapping
C. DHCP Allocation Pool
D. Address Resolution lookup

Correct Answer: Option A


Explanation:
NAT maps private internal IP addresses to a public IP address, allowing multiple LAN devices to share a single internet connection.

This question belongs to: Computer Computer Networking
Question #2
Which network topology layout connects adjacent devices in a continuous line with no central controller, terminating cleanly at two distinct endpoints?
A. Ring Topology
B. Linear Bus Topology
C. Star Topology
D. Mesh Topology

Correct Answer: Option B


Explanation:
A linear bus topology links all nodes in a sequential chain along a single cable path that features endpoints at both ends.

This question belongs to: Computer Computer Networking
Question #3
Which type of device converts digital binary signals from a computer interface into analog patterns to transmit them over older public telephone lines?
A. Bridge
B. Switch
C. Router
D. Modem

Correct Answer: Option D


Explanation:
A modem modulates digital data into analog waves for transmission over telephone copper lines, and demodulates them back upon reception.

This question belongs to: Computer Computer Networking