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4.1
The OSI model divides network activity into __________ layers.
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seven
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4.2
FDDI is an acronym for fiber distributed __________ interface.
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4.3
__________ is an on-board semiconductor chip powered by a CMOS battery.
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4.4
__________ is the only file system used with Windows NT that has the ability to provide local security.
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4.5
__________ is volatile memory.
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4.6
Inkjet printer is an example of __________ printer.
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4.7
__________ command is used to verify the connection between two computers.
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4.8
DOS means__________.
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4.9
The purpose of each layer is to provide services to the next __________ layer and shield the upper layer from the details of how the services are actually implemented.
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4.10
Cache memory is __________ in speed than secondary storage device.
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