Problem

True or FalseIf false, give an explanation.a. Every listener also generates events.b. Ever...

True or False

If false, give an explanation.

a. Every listener also generates events.


b. Every component requires at least one listener.


c. Event objects are automatically generated whether or not there is a listener.


d. There is no need for a source to register a listener if the listener is the default listener.


e. A listener that implements a particular interface must implement every method declared in that interface.


f. Every GUI contains both input and output components.


g. An input dialog box and a text field are functionally equivalent.


h. A text field and a message dialog box are functionally equivalent.


i. Dialog boxes do not require listeners.


j. A menu contains menu bars that in turn contain menu items.


k. A listener class may implement only one interface.


n. A source may register only one listener.


m. A listener class may handle events from only one source.

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