Most people are taught using a(n) ____ approach, which comes from a Greek word meaning to lead a child.

In what cases are adapter classes useful?

a. When an adapter GUI control is clicked. b. When every method in the event-listener interface is to use the same functionality. c. When it is not desirable to declare every method in the event-listener interface. d. None of the above.

An algorithm takes 15 seconds for an input of size 1000 . If the algo rithm is quadratic, how large a problem can be solved in one minute?

a. 2000 b. 4000 c. 6000 d. 60000 e. none of the above