A-LevelComputer ScienceData types and structures9618/31 · Oct/Nov 2023 · Q34 Marks
Describe what is meant by enumerated and pointer data types. Enumerated Pointer
- Describe what is meant by enumerated and pointer data types. Enumerated Pointer[4]
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2023). The mark or mark type is shown in brackets.
- [1] One mark per mark point – enumerated type (Max 2)
- [1] MP1 A user-defined non-composite (data type) (only award once)
- [1] MP2 ...with a list of all possible values
- [1] MP3 ...that is ordered.
- [1] One mark per mark point – pointer type (Max 2)
- [1] MP4 A user-defined non-composite (data type) (only award once)
- [1] MP5 ...that stores addresses/memory locations only
- [1] MP6 ...and indicates the type of data stored in the memory location.
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