Data types and structures

Worked examples (9)

• 1Choose a data type for each item of data
• 2Read values out of a one-dimensional array
• 3Join strings and count characters
• 4Design a record for a library member
• 5Total a column of a two-dimensional array
• 6Replace magic numbers with named constants
• 7Find the top mark in an array of records
• 8Rewrite a subprogram that depends on a global
• 9Justify a data structure for a timetable

Model answers (9)

• ✓Model answer — Edexcel 4CP0 Paper 1 style — short open-response
• ✓Model answer — Edexcel 4CP0 Paper 1 style — short open-response
• ✓Model answer — Edexcel 4CP0 Paper 1 style — short open-response
• ✓Model answer — Edexcel 4CP0 Paper 1 style — open-response
• ✓Model answer — Edexcel 4CP0 Paper 1 style — open-response
• ✓Model answer — Edexcel 4CP0 Paper 1 style — short open-response
• ✓Model answer — Edexcel 4CP0 Paper 1 style — extended open-response
• ✓Model answer — Edexcel 4CP0 Paper 1 style — open-response
• ✓Model answer — Edexcel 4CP0 Paper 1 style — extended open-response