Computer Networking
You are working with a network that is 172.16.0.0 and would like to support 600 hosts per subnet. What subnet mask should you use?

255.255.224.0
255.255.248.0
255.255.252.0
255.255.240.0
255.255.192.0

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Computer Networking
Which three statements are true about the operation of a full-duplex Ethernet network?1. There are no collisions in full-duplex mode.2. A dedicated switch port is required for each full-duplex node.3. Ethernet hub ports are preconfigured for full-duplex mode.4. In a full-duplex environment, the host network card must check for the availability of the network media before transmitting.5. The host network card and the switch port must be capable of operating in full-duplex mode.

1, 2, and 5
2, 3 and 4
2 and 4
5 only

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Computer Networking
In geosynchronous orbit, satellite

moves simultaneously
moves faster than the earth's rotation so that it can cover larger portion of earth.
remains in a fixed position so that as earth rotates, it can fully cover the earth
None of these
remains in a fixed position related to points on earth

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