SJSU/Udacity CS046

Lesson 1 - Introduction

  1. Introduction
  2. Introducing Kylie
  3. What is Programming
  4. Java
  5. Quiz: Hello, World
  6. Installing BlueJ
  7. Download Code for the Course
  8. Hello, Udacity!
  9. Creating a Test Project
  10. Quiz: Hello World, Two Lines
  11. Quiz: Text and Numbers
  12. Our First Program
  13. Quiz: print and println
  14. Quiz: Errors
  15. Quiz: Compile-Time and Runtime Errors
  16. Quiz: Compile-Time and Runtime Errors 2
  17. Kylie's Advice When You Run into Errors
  18. Quiz: Algorithms
  19. Quiz: Algorithms 2
  20. Quiz: Tidying Legos
  21. Quiz: What Does This Pseudocode Print?
  22. Quiz: Another Pseudocode Example
  23. Quiz: Move to the First Yellow-Blue Lego
  24. Quiz: Why Is This Not a Correct Algorithm?
  25. Quiz: What Does This Algorithm Do?
  26. Quiz: Kylie's Advice for You
  27. Congratulations!

Quiz: Text and Numbers

Don't put your answers in that box. Click Start and answer the questions below.

What does the statement 
System.out.println(3 + 4 + 5)
print?		 12 3 + 4 + 5 is 12. That's what is passed to println.
What does the statement 
System.out.println("3 + 4 + 5")
print?		 3 + 4 + 5 Note the quotes around "3 + 4 + 5". Everything inside is printed—including the spaces around the + operators.
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