_______ systems are automated methods of verifying or recognizing identity on the basis of some physiological or behavioral characteristic.

A(n) ________ informs the user about the types of data that can be entered in a cell

Fill in the blank(s) with the appropriate word(s).

In object-oriented programming, a(n) __________ is a module or function that performs a specific task.

Fill in the blank(s) with the appropriate word(s).