Instructor's Manual - Java How to Program, 5th Edition by Harvey M. Deitel, Paul J. Deitel

By Harvey M. Deitel, Paul J. Deitel

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ANS: init, start, paint and c) Methods ANS: drawLine, drawRect d) Keyword ANS: extends display lines and rectangles. indicates that a new class is a subclass of an existing class. e) Every Java 2 applet should extend class ANS: JApplet . f) Java’s eight primitive types are , , , , and . ANS: char, byte, short, int, long, float, double, boolean. 2 , , , State whether each of the following is true or false. If false, explain why. a) To draw a rectangle, method drawRect requires four arguments that specify two points on the applet.

To observe some of Java’s exciting capabilities through the Java 2 Software Development Kit’s demonstration applets. • To be able to write simple Java applets. • To be able to write a simple HyperText Markup Language (HTML) document to load an applet into the appletviewer or a Web browser and execute the applet. • To understand the difference between variables and references. ” Lewis Carroll Painting is only a bridge linking the painter’s mind with that of the viewer. Eugène Delacroix My method is to take the utmost trouble to find the right thing to say, and then to say it with the utmost levity.

13. parseDouble( secondNumber ); // perform calculations on numbers double sum = number1 + number2; double product = number1 * number2; © Copyright 1992–2003 by Deitel & Associates, Inc. and Prentice Hall. All Rights Reserved. drawString( quotientString, 25, 105 ); } } // end method paint // end class Calculate © Copyright 1992–2003 by Deitel & Associates, Inc. and Prentice Hall. All Rights Reserved. 8 Write an applet that asks the user to enter two floating-point numbers, obtains the numbers from the user and displays the larger number followed by the words “is larger” as a string on the applet.

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