Which of the following is false about achieving complex layouts?

Which of the following is false about achieving complex layouts?

Which String class method will remove spaces from the beginning and the end of a string?

Consider the following code snippet: public void deposit(double amount) { transactionCount++; super.deposit(amount); } Which of the following statements is true?

If the method makeMenuItem is called four times, how many MyMenuListener objects will be created? public JMenuItem makeMenuItem(String menuLabel) { JMenuItem mi = new JMenuItem(menuLabel); class MyMenuListener implements ActionListener { public void actionPerformed(ActionEvent e) { doSomething(); } } mi.addActionListener(new MyMenuListener()); return mi; }

Based on the statement below, which of the following adds a title to the border? JPanel panel = new JPanel();

Which code will create a JSlider with a range from 0 to 100, with an initial value of 50? I new JSlider() II new JSlider(0, 100, 50) III new JSlider(50, 0, 100)

Based on the statement below, which of the following adds a title to the border? JPanel panel = new JPanel();

What must a subclass do to modify a private superclass instance variable?

Consider the method powerOfTwo shown below: public boolean powerOfTwo(int n) { if (n == 1) // line #1 { return true; } else if (n % 2 == 1) // line #2 { return false; } else { return powerOfTwo(n / 2); // line #3 } } How many recursive calls are made from the original call of powerOfTwo(64) (not including the original call)?