Q. What is the function of a router in a network?
-
A.
To connect devices within the same local area network
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B.
To forward data packets between different networks
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C.
To provide a wireless connection
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D.
To manage IP address assignments
Solution
A router forwards data packets between different networks, making it essential for inter-network communication.
Correct Answer:
B
— To forward data packets between different networks
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Q. What is the purpose of a router in a network?
-
A.
To connect devices within the same local area network
-
B.
To filter traffic based on MAC addresses
-
C.
To route traffic between different networks
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D.
To provide wireless connectivity
Solution
A router routes traffic between different networks, making decisions based on IP addresses.
Correct Answer:
C
— To route traffic between different networks
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Q. Which layer of the OSI model ensures error detection and correction?
-
A.
Physical Layer
-
B.
Data Link Layer
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C.
Network Layer
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D.
Transport Layer
Solution
The Data Link Layer is responsible for error detection and correction through mechanisms like checksums and CRC.
Correct Answer:
B
— Data Link Layer
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Q. Which of the following protocols is used for dynamic IP address allocation?
-
A.
DHCP
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B.
DNS
-
C.
ARP
-
D.
ICMP
Solution
DHCP (Dynamic Host Configuration Protocol) is used for dynamically allocating IP addresses to devices on a network.
Correct Answer:
A
— DHCP
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