What is the purpose of the ARP cache? MCQ with Answer and Explanation

Question
What is the purpose of the ARP cache?
A. To store DHCP leases
B. To store routing tables
C. To store recently resolved IP-to-MAC mappings
D. To store DNS records
Answer: Option C
Solution (By JKSSB Mock Tests)
ARP cache holds IP-to-MAC address mappings to reduce ARP requests.
This question belongs to: Computer Computer Networking
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Practice More Computer Networking Questions

Question #1
What is the purpose of an SNMP (Simple Network Management Protocol)?
A. To manage and monitor network devices
B. To transfer files
C. To route packets
D. To assign IP addresses
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Correct Answer: Option A

Explanation:
SNMP is used for network management, monitoring devices like routers and switches.
This question belongs to: Computer Computer Networking
Question #2
In a physical Bus Topology, what happens if the main backbone cable line is cut anywhere along its length?
A. The network splits into two separate, fully functional subnets.
B. All signal termination fails, causing massive signal bounce that disrupts communication across the entire layout.
C. The line switches to half-frequency full-duplex mode.
D. The nearest node transforms into a hub automatically.
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Correct Answer: Option B

Explanation:
A sever in a bus network removes proper termination, causing signal reflection that corrupts data traffic for all connected devices.
This question belongs to: Computer Computer Networking
Question #3
Which of the following is a connection-oriented protocol?
A. DNS
B. UDP
C. ICMP
D. TCP
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Correct Answer: Option D

Explanation:
TCP is connection-oriented; it establishes a session before sending data.
This question belongs to: Computer Computer Networking
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