Learning Outcome

At the end of this lesson, you will be able to:

• understand and use procedures that pass a variable by reference

Movie Watching

• watch "Play Value, Return of Arcade"

Review

• procedures, passing a variable by value
• procedures, passing a variable by reference

Lesson

• go over procedures
  • Python procedures, passing a variable by "Call by Object"

Activity

• look at "ByRef Example" below

Daily Assignment

• create a program that will accept a number with decimals
• you also tell the program how many decimal places you want to round off to
• the program then passes the variables in
  • Hint:
    • multiply number by 10 to the power of how many decimal points you want
    • add 0.5
    • convert to integer
    • move decimal point back
• do:
  • flowchart
  • test cases
  • code
  • screenshot
  • GitHub

Extra

• work on the weekly assignment

Homework!

• read over procedures, optional parameters, Chapter 4
  • Computer Based Problem Solving