Question
Java You have several JRadioButtons on your GUI to allow the user to select the color of the item they are ordering. Unfortunately, the program
Java
You have several JRadioButtons on your GUI to allow the user to select the color of the item they are ordering. Unfortunately, the program currently allows the user to select more than one JRadioButton at a time. What do you need to do in order to get the normal (only one selected a time) behavior?
Question 11 options:
| use JCheckBoxes instead of JRadioButtons |
| set the selection mode of the JRadioButtons to SINGLE_SELECTION |
| write code to manually deselect the other radio buttons when a new one is selected |
| add the JRadioButtons to a ButtonGroup |
Question 12
Which of these GUI components is best used to display information to the user that does not change?
Question 12 options:
| JLabel |
| JFont |
| JText |
| JButton |
Question 13
If you think you've written to a file in your program, but the file is empty when your program finishes, what did you forget to do?
Question 13 options:
| Call close() |
| Call finished() |
| Write a "finally" block |
| Call System.exit() |
Question 14
What class did we use to write to a file?
Question 14 options:
| PrintWriter |
| Scanner |
| File |
| JFileChooser |
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