PCPP-32-101 3.3 Widgets and Event Handling PCPP-32-1 Practice Questions (Page 3)

Questions 11–15

1. 11foundation · easy

   Which method is used to change the text of a Tkinter Label widget after it has been created?

   • Alabel.text = 'New text'
   • Blabel.setText('New text')
   • Clabel.update('New text')
   • Dlabel.config(text='New text')
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2. 12foundation · easy

   What happens when a user clicks a button in a Tkinter application?

   • AThe event loop generates a ButtonPress event and calls the button's command callback if one is set.
   • BThe program terminates immediately.
   • CThe event loop pauses until the user clicks again.
   • DThe button's text is automatically changed to 'Clicked'.
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4. 13foundation · easy

   Which geometry manager arranges widgets in a table-like structure of rows and columns?

   • Aplace
   • Bgeometry
   • Cgrid
   • Dpack
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5. 14foundation · easy

   What does the HEX color code '#00FF00' represent?

   • ABlue
   • BRed
   • CWhite
   • DGreen
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6. 15foundation · easy

   Which method is used to bind a keyboard key press event to a callback function in Tkinter?

   • Awidget.command(callback)
   • Bwidget.event_add('<KeyPress>', callback)
   • Cwidget.bind('<KeyPress>', callback)
   • Dwidget.on_key(callback)
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