Which of the following characteristics currently used for authentication purposes is the LEAST unique?

A. fingerprints
B. iris
C. retina
D. face geometry

Answer: D

Computer Science & Information Technology

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When cell D3 containing the formula =C4*B4 is copied to cell F2, the formula in cell F2 is =C4*B4

Indicate whether the statement is true or false

Computer Science & Information Technology

The communications rules or protocols that allow browsers to connect with web servers are ________.

A. HTTP B. HTML C. Java D. URL

Computer Science & Information Technology