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Authentication — the process by which the system validates a user's logon information. A user's name and password are ............................................against an authorized list, and if the system detects a match, access is granted to the extent specified in the permission list for that user.

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appropriate word

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answer

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answer

The main problem

with ................................................access is that hotspots are

very small, so coverage is sparse

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answer

A computer

(either a desktop or a

laptop) equipped with WiMAX would receive data from the WiMAX transmitting

station, probably using ........................data keys to prevent unauthorized users from

stealing access

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answer

Because infrared

transmitters and receivers have to be lined up with

each other, .................................. between devices is uncommon.

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In comparison to WANs, LANs are faster and

more reliable.

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Computers

that store and manage information electronically have replaced file cabinets

and mountains of papers.

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the correct answer

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A

primary practical limitation concerns

the length of the shared cable.