You can choose from about ____ computer-related certification exams in areas from desktop publishing to network installation.

The TreeSet class is built upon a backing instance of the TreeMap class. Discuss the advantages and disadvantages of this strategy for reuse.

What will be an ideal response?

When you click the button marked 3 in the accompanying figure, the pointer changes to a ____.

A. pointing finger B. crosshair C. watch D. half-moon