Programming FundamentalsNot Started
Conditionals
Make decisions with if/elif/else
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You can study this freely — but your score may plateau if these foundations have gaps. The Mastery badge requires them to be solid.
Explanation
Conditionals let your program make decisions.
python
age = 18
if age >= 18:
print("Adult")
elif age >= 13:
print("Teenager")
else:
print("Child")Comparison operators: ==, !=, >, <, >=, <= Logical operators: and, or, not
Python uses indentation (4 spaces) to define blocks — there are no curly braces.
Examples
Ternary / conditional expression
Python's one-line conditional expression
score = 75
result = "pass" if score >= 60 else "fail"
print(result) # passNext in Programming Fundamentals
Scope & Namespaces