POST QUIZ JAVA

Identify the abbreviation of AWT.

• Applet Windowing Toolkit

• Abstract Windowing Toolkit

• Absolute Windowing Toolkit

• None of the above

Identify a method that can set or change the text in a Label.

• setText();

• getText();

• getEditableText();

• setSelectedText();

Choose a CORRECT component in AWT that can refer to Figure 1.

• Label

• Frame

• TextField

• TextArea

The following is NOT a valid button declaration

• JButton b = new JButton( );

• JButton b[ ] = new Jbutton[ ];

• ButtonTest application = new ButtonTest();

• Private JButton btnclose = new JButton(“Close”);

Choose the TRUE statement to create CheckBox component by referring to Figure 2.

• Checkbox checkbox1 = new Checkbox(“Nasi Goreng”);

  Checkbox checkbox2 = new Checkbox(“Roti Bakar”, true);

• Checkbox checkbox1 = new Checkbox(‘Nasi Goreng’);

  Checkbox checkbox2 = new Checkbox(‘Roti Bakar’, true);

• Checkbox checkbox1 = new Checkbox[“Nasi Goreng”];

  Checkbox checkbox2 = new Checkbox[“Roti Bakar”, true];

• Checkbox checkbox1 = new Checkbox[‘Nasi Goreng’];

  Checkbox checkbox2 = new Checkbox[‘Roti Bakar’, true];

Choose which of the following code snippets correctly changes the background color of a JFrame to blue?

• getContentPane().setColor(Color.BLUE);

• getContentPane().setBackground(Color.BLUE);

• setBackColor(Color.BLUE);

• setBackground(Color.BLUE);

The name of the Swing class that is used for frames is called

• Frame

• JFrame

• Window

• SwingFrame

Which of the following code snippets correctly sets the bounds of a JLabel named emailLabel to be at position (50, 250) with a width of 80 and a height of 25?

• A.      emailLabel.setBounds(250, 50, 80, 25);

• A.      emailLabel.setBounds(50, 250, 25, 80);

• A.      emailLabel.setBounds(50, 250, 80, 25);

• A.      emailLabel.setBounds(80, 25, 50, 250);

Choose the BEST answer to load the MySQL driver.

•    Class.forName(com.mysql.jdbc.Driver);

•   Class.forName(“com.mysql.jdbc.Driver”);

•     Class.loadClass(com.mysql.jdbc.Driver);

• Class.loadClass(“com.mysql.jdbc.Driver);

Refering to Figure 3, choose the method to execute the staement if PreparedStatement preparedStatement = PreparedStatement(); is given.

• preparedStatement.query()

• preparedStatement.execute()

• preparedStatement.executeUpdate()

• preparedStatement.executeQuery()