Computer Networking
In geosynchronous orbit, satellite

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

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Computer Networking
ICMP (Internet Control Message Protocol) is

a protocol that handles error and control messages
a protocol used to monitor computers
a TCP/IP high level protocol for transferring files from one machine to another
None of these
a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address

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Computer Networking
You are working with a network that has the network ID 10.9.0.0 and contains 73 networks. In the next year, you will be adding an additional 27 branch offices to your company. For simplified management, you want to keep the most possible hosts per subnet. Which subnet mask should you management, you want to keep the most possible hosts per subnet. Which subnet mask should you use?

255.240.0.0
255.248.0.0
255.224.0.0
255.254.0.0
255.252.0.0

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