Discussion Outline- Week 6

1. General Questions
   • Questions on Project 2
2. Tracing Code
   • Example with variables of the same name in main and in the functions
3. Functions
   • Prototypes
   • Function calls
   • Function definitions
   • Predicate functions - return TRUE or FALSE
   • Procedures - return nothing
   • Functions can have calls to other functions within them.
   • man and man -k