Sequence 2 — Core Programming Skills

Variables and constants, string manipulation, input/output, random number generation and file handling. Develops the practical programming skills needed for modular programming. AQA 4.1.1.6–4.1.1.10, Lessons 5–9.

Variables and Constants

  • Distinguish between variables and constants
  • Explain why constants improve readability and maintainability
Lesson ready

String Manipulation

  • Manipulate strings using built-in Python functions
  • Extract and modify characters and substrings
Lesson ready

Input and Output

  • Obtain user input from the keyboard
  • Display formatted output
Lesson ready

Random Number Generation

  • Explain pseudo-random number generation
  • Generate random integers within specified ranges
Lesson ready

Programming Fundamentals Consolidation Project

  • Apply all programming concepts studied throughout Sequences 1 and 2 to produce a complete, well-structured Python application
Lesson ready