Programming

Worked examples (6)

• 1Why use files? (2 marks)
• 2Write user data to a file (3 marks)
• 3Read a file until EOF (4 marks)
• 4Append a record without losing data (4 marks)
• 5Count records in a file (5 marks)
• 6Search a file for a matching record (6 marks)

Model answers (6)

• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — 15-mark scenario style

Worked examples (6)

• 1Declare and fill a 1D array (3 marks)
• 2Print every element of an array (2 marks)
• 3Total and maximum of an array (6 marks)
• 4Linear search with position (6 marks)
• 5Process a 2D array (Stretch)
• 6Bubble sort an array (Stretch)

Model answers (6)

• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style (final 15-mark scenario)

Worked examples (6)

• 1Choose the correct data type (5 marks) — Getting started
• 2Constant or variable? + DECLARE (4 marks) — Getting started
• 3Build a condition with logical operators (4 marks) — Building confidence
• 4Totalling u0026 counting with a WHILE loop (6 marks) — Building confidence
• 5Build initials with string handling (6 marks) — Stretch
• 6Nested selection inside a validation loop (6 marks) — Stretch

Model answers (6)

• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style
• ✓Model answer — 0478 Paper 2 — style