Which of the following terms refers to the process that guarantees that data remains as originally sent, and that it came from an appropriate source?

A. authentication
B. authorization
C. encryption
D. nonrepudiation


Answer: D

Computer Science & Information Technology

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The read system call, used on a terminal in non-blocking mode

A. returns 0 if no characters are available B. returns -1 if no characters are available

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Mobile sites include a Back button.

Answer the following statement true (T) or false (F)

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An ____ indicates exception types that might be thrown in the method header.

A. exception clause B. exception specification clause C. exception method clause D. error specification clause

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Which of the following would NOT be considered a variable expense for a restaurant?

A) wages B) beverages C) rent D) food

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