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launch() method in Application class starts JavaFX execution? True False Predict the output of the following program. abstract class demo { public int a; demo

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launch() method in Application class starts JavaFX execution? True False Predict the output of the following program. abstract class demo { public int a; demo () { a = 10; ) abstract public void set(); abstract final public void get(); } class Test extends demo { public void set (int a) { this.a = a; } final public void get() { System.out.println("a = " + a); } public static void main(String[] args) Test obj = new Test(); obj.set (20); obj.get(); 7 1 2010 3-20 Compilation error None of the above

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