Exam 1 Topics
CS145: Images and Imagination, Fall 2010

This exam will be closed book.

Topics

Understand the following:

• Window coordinate system
• Drawing primitive shapes - lines, ellipses, rectangles
• What is an algorithm.
• Execution sequence in Processing - in what order are commands executed. This includes the order when using functions, loops, and conditional statements.
• How is color represented. RGB vs HSB, grayscale.
• Variables
  • Data types - int, float, boolean, string, etc.
  • Declaring and naming a variable.
  • Setting the value of a variable with an assignment statement.
  • Arithmetic with variables.
  • Scope of variables.
• Conditionals
  • If statements, if-else statements
  • Comparison operators: <, >, <=, >=, ==
  • Boolean oerpators: AND (&&), OR (||), NOT (!)
• Loops
  • Syntax
  • Controlling the loop - start value, stopping condition, Looping up - looping down, ...
  • Double (or nested) loops
• Functions
  • Syntax
  • Special Processing functions: setup() and draw()
  • How functions affect scope of variables.
  • How to "call" a function.
• Using random numbers.

Readings in Text

• Chapters 1-8, excluding pp. 100-114
• Appendices A-C