Tag: Question 0817

Systems Security Certified Practitioner – SSCP – Question0817

How do you distinguish between a bridge and a router?

A. A bridge simply connects multiple networks, a router examines each packet to determine which network to forward it to.
B. "Bridge" and "router" are synonyms for equipment used to join two networks.
C. The bridge is a specific type of router used to connect a LAN to the global Internet.
D. The bridge connects multiple networks at the data link layer, while router connects multiple networks at the network layer.

Correct Answer: D

Explanation:

A bridge operates at the Data Link Layer and a router operates at the Network Layer. The following answers are incorrect: A bridge simply connects multiple networks, a router examines each packet to determine which network to forward it to. Is incorrect because both forward packets this is not distinctive enough.
“Bridge” and “router” are synonyms for equipment used to join two networks. Is incorrect because the two are unique and operate at different layers of the OSI model. The bridge is a specific type of router used to connect a LAN to the global Internet. Is incorrect because a bridge does not connect a LAN to the global internet, but connects networks together creating a LAN.