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3. Variables

• 3.1. What is a Variable?
  • 3.1.1. Variable Types on the Exam
• 3.2. Declaring Variables in Java
• 3.3. Changing Variables in Java
• 3.4. Naming Variables
• 3.5. Operators
  • 3.5.1. Modulo
  • 3.5.2. Modulo on Past Exams
  • 3.5.3. Shortcut Operators
• 3.6. Casting Variables
• 3.7. Integer Min and Max
• 3.8. Random Numbers
• 3.9. Common Mistakes
• 3.10. Easy Multiple Choice Questions
• 3.11. Medium Multiple Choice Questions
• 3.12. Hard Multiple Choice Questions
• 3.13. Variables - Summary
  • 3.13.1. Concept Summary
  • 3.13.2. Java Keyword Summary
  • 3.13.3. Practice
• 3.14. Code Practice with Variables
• 3.15. Mixed Up Code Practice

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