When a ____________ is provided for a parameter, it is possible to call the method without explicitly passing an argument into the parameter.

True or false: A hub is also called a multiport repeater.

a. True b. False

On some computers, the ____ is set to disappear when it is not in use. To reveal it, pass the mouse pointer off the bottom edge of the screen.

A. taskbar B. Start button C. Search screen D. Control Panel