Whenever a JButton is clicked, it generates a(n) ____.
A. FocusEvent
B. ComponentEvent
C. ActionEvent
D. InputEvent
Answer: C
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Which of the following code snippets creates a Line and uses a RotateTransition object to animate it for seven seconds?
a. Line myLine = new Line(25, 50, 100, 50); RotateTransition rtrans = new RotateTransition(new Duration(7000), myLine); b. Line myLine = new Line(25, 50, 100, 50); RotateTransition rtrans = new RotateTransition(new Duration(7), myLine); c. Line myLine = new Line(25, 50, 100, 50); RotateTransition rtrans = new Duration(7000), myLine; d. Line myLine = new Line(25, 50); RotateTransition rtrans = new RotateTransition(new Duration(7000), Line);
Which of the following X.25 features allows the DTEs to specify the size of the packet and other parameters?
a. throughput class negotiation b. reverse charging c. flow control negotiation d. none of the above
One of the advantages of Web-based e-mail is its availability from any computer that's connected to the Internet.
Answer the following statement true (T) or false (F)
The Windows kernel includes what two main components?
A. Background services B. executive services C. HAL D. shell