FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -This section describes the two most commonly used network access methods: carrier sense multiple access with collision detection (CSMA/CD) and token ring.

Detailed explanation-2: -SAN (storage area network): A SAN is a specialized network that provides access to block-level storage-shared network or cloud storage that, to the user, looks and works like a storage drive that’s physically attached to a computer.

Detailed explanation-3: -A bridge operates on the data link layer. It is a repeater with additional filtering functionality based on reading the source and destination MAC addresses. It is also used to interconnect two LANs that operate under the same protocol. It has a single input and a single output port, thus making it a 2 port device.

Detailed explanation-4: -Router. A router directs data requests from one network to another. Routers examine incoming packets to determine the appropriate destination IP address and then forward the packet to that destination. A router can also enable internet access through its connection to a modem, or as a combined modem-router.