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User of technology?

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Which two technologies are used for authenticating users Choose two?

The most common manner of authentication is the password, or  passcode. There are certain technologies which exist that allow a  card to be encoded with a complex code, and

How does information technology affect library users?

A well designed system is a great help. For example, when looking up the name of a character 'Rain', my library machine gave me the name of Barry Eisler as the author of these

What is Aflex technology for CPAP users?

Aflex is a form of Auto CPAP.  Auto CPAP reduces the pressure in the mask when you exhale.  A-flex (I think this may be a term used by Philips Respironics) allows the differ