Ch 4: Lists and Iteration

1. Build a Slideshow app

  1. Define a list variable
  2. Define an index variable to step through the list
  3. Use an if block to wrap around once you reach the end
  4. Use “length of” so the code works on any list
  5. Challenge: Add a previous button to the slide show
  6. Add a previous button to the slideshow
  7. Challenge: display a name with each picture
  8. Display a name with each picture

Build a Multiple-Choice Quiz app

  1. Define the questionList for the quiz
  1. Define the answer list for the quiz and display it in a ListViewer
  2. Style the quiz by resizing the image and adding margins
  3. Check the user’s answer
  4. Define a list of lists for the answer choices of each question
  5. Display the answer choices for each question.
  6. Blank out the correct/incorrect status after each question