The generally accepted definition of ____________________ refers to guessing, breaking, and/or stealing passwords to gain access to a system or application.

When using the shape attribute value of rectangle in an image map, what coordinate(s) specify the upper left corner of the rectangle?

A) x1,y1 B) x1 C) x1,y2 D) y2

____________________ fonts are those in which the serifs are absent.

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