Exam 2 Topics
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Functions
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Purpose
Implementing & Testing
Calling
Arguments
Parameters
Return
Boolean Functions
Functions calling other functions
Local variables
main()


Selection
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Boolean Values
Boolean Expressions
Comparison Operators (==, <, <=, >, >=, !=)
Logical Operators (and, or, not)
Precedence of Operators
if-else Statements
if Statements
if-elif-else Statements
Nested Branches


Loops / Iteration
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For Loops
+ Different iterables
  * range()
  * Lists
  * Strings
While Loops
Input Validation
Infinite Loops
For Loops vs. While Loops
Tables (tabular output)
Nested Loops