Conditionals
v Programs must frequently test if some condition
holds, e.g. are two CDs in alphabetical order
v Conditional statements have been invented to make
tests
o If temp < 32 Then waterState = “frozen”
v General form of basic conditional:
If <T/F expression> Then <assignment statement>
v The meaning is that the <T/F expression> is evaluated
o If the outcome is true, then the assignment statement is
performed
o If the outcome is false, then the assignment statement is
skipped