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What is the science that studies encryption, which is the hiding of messages so that only the sender and receiver can read them?
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Q125: What is user-contributed content?<br>A)an online marketing concept
Q128: Disruptive and new technologies typically cut into
Q192: Which of the following are all common
Q201: A smart card is a device the
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Q231: Business processes should never drive MIS choices
Q235: A paradigm shift occurs when a new