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Programming Fundamentals
M1How code worksFree
  • What is programming?
  • How code actually runs
  • Syntax, statements & comments
M2Data & decisionsLocked
  • Variables: storing information
  • Data types
  • Operators & expressions
  • Making decisions with if / else
M3Repetition & reuseLocked
  • Repeating with while loops
  • Counting with for loops
  • Functions: reusable blocks
  • Arguments & return values
M4Collections & problem-solvingLocked
  • Lists with arrays
  • Working with strings
  • Thinking like a programmer
  • Reading errors & common mistakes
M5Organizing data & codeLocked
  • Objects: labelled data
  • Scope: where variables live
  • Nested loops
M6Levelling upLocked
  • Recursion, gently
  • Clean code habits
  • Where to go next
Courses/Programming Fundamentals/How code actually runs

How code works · Lesson 2 of 21

How code actually runs

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