Computer Networking
The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide?

A physical address that is assigned by the manufacturer
An alias for the computer name
A physical address that is randomly assigned each time the computer is started
A logical address that identifies the workstation
The logical domain address for the workstation

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Computer Networking
In geosynchronous orbit, satellite

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

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