7. How does a command-line interface differ from a 8. How do radio buttons on a form differ from buttons? 9. Can arguments be sent to methods in event-driven programs? gorie ad n Hands-On Activities Hands-On Activity 3-1 The manager of an electronics appliance store has asked you to develop a class to help in tracking inventory for TVs. Variables include manufacturer, screen diagonal size (in inches), and retail price (in dollars and cents). Methods include a setPrice() method with a parameter for the new price and a displayInfo() method that dis- plays the three variables' values in sentences. There's also a construc- tor method with three parameters for the three variables. Using pseudocode, write a class definition. Save your pseudocode file in Notepad as TelevisionClass.txt. Hands-On Activity 3-2

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