When You Write an Action Listener Class for a JButton

question 40

Multiple Choice

When you write an action listener class for a JButton component,it must

• A) have a method named buttonClicked
• B) implement the ActionLIstener interface
• C) have a method named actionPerformed which must take an argument of the ActionEvent type
• D) Both b and c

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Definitions:

Ending Inventory

The value of goods available for sale at the end of an accounting period, calculated by adding new purchases to beginning inventory and subtracting cost of goods sold.

Balance Sheet

A financial statement that provides a snapshot of a company's assets, liabilities, and equity at a specific point in time.

Bill of Materials

A comprehensive list of materials, components, and instructions required to construct, manufacture, or repair a product or service.

Direct Material

Raw materials that are directly attributed to the production process and are a significant component of the finished product.