4. Iteration (Loops)

Class Periods: 14-16 (including lab)

AP CSA Exam Weighting: 17.5-22.5%

• 4.1. While Loops
  • 4.1.1. Three Steps to Writing a Loop
  • 4.1.2. Tracing Loops
  • 4.1.3. Common Errors with Loops
  • 4.1.4. Input-Controlled Loops
  • 4.1.5. Programming Challenge : Guessing Game
  • 4.1.6. Summary
  • 4.1.7. AP Practice
• 4.2. For Loops
  • 4.2.1. Three Parts of a For Loop
  • 4.2.2. Decrementing Loops
  • 4.2.3. Turtle Loops
  • 4.2.4. Programming Challenge : Turtles Drawing Shapes
  • 4.2.5. Summary
  • 4.2.6. AP Practice
• 4.3. Loops and Strings
  • 4.3.1. While Find and Replace Loop
  • 4.3.2. For Loops: Reverse String
  • 4.3.3. Programming Challenge : String Replacement Cats and Dogs
  • 4.3.4. Summary
• 4.4. Nested For Loops
  • 4.4.1. Nested Loops with Turtles
  • 4.4.2. Programming Challenge : Turtle Snowflakes
  • 4.4.3. Summary
• 4.5. Loop Analysis
  • 4.5.1. Tracing Loops
  • 4.5.2. Counting Loop Iterations
  • 4.5.3. Programming Challenge : POGIL Analyzing Loops
  • 4.5.4. Summary
  • 4.5.5. Loop Analysis Game
• 4.6. Unit 4 Summary
  • 4.6.1. Concept Summary
  • 4.6.2. Java Keyword Summary
  • 4.6.3. Vocabulary Practice
  • 4.6.4. Common Mistakes
• 4.7. Group Work - Remainder Operator (%)
  • 4.7.1. Going Beyond Remainder 4
  • 4.7.2. Look Deeper
  • 4.7.3. More Practice
  • 4.7.4. Long Division with a Remainder
  • 4.7.5. Dividing Evenly
  • 4.7.6. Describe the Remainder (%) Operator
• 4.8. Mixed Up Code Practice
• 4.9. Toggle Mixed Up or Write Code Practice
• 4.10. Coding Practice with Loops
• 4.11. Multiple Choice Exercises
  • 4.11.1. Easier Multiple Choice Questions
  • 4.11.2. Medium Multiple Choice Questions
  • 4.11.3. More Practice
• 4.12. Free Response Questions (FRQs) for Control Structures
  • 4.12.1. 2019 APCalendar FRQ
  • 4.12.2. Part A: numberOfLeapYear()
  • 4.12.3. How to solve numberOfLeapYears()
  • 4.12.4. Part B: dayOfWeek()
• 4.13. Free Response - Self Divisor A
  • 4.13.1. How to solve this problem
  • 4.13.2. Video - One way to code the solution
• 4.14. Free Response - String Scramble A
  • 4.14.1. How to solve this problem
  • 4.14.2. Figuring out the algorithm
  • 4.14.3. Write the Code
  • 4.14.4. Video - One way to code the solution
• 4.15. Consumer Review Lab
  • 4.15.1. Activity 0 Analyzing Reviews
  • 4.15.2. Activity 1 : Sentiment Value
  • 4.15.3. Activity 2 :Total Sentiment Value and Star Ratings
  • 4.15.4. Activity 3 : Autogenerate a Fake Review
  • 4.15.5. Activity 4 : Create a More Positive or Negative Review
  • 4.15.6. Activity 5 : Open-ended Activity

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