Year 11 Computer Science ATAR: Data representation and organisation
Students learn how data becomes information, how it is typed, structured and stored in files, and why databases suit large collections of data.
One content description from the full WA Computer Science ATAR Year 11 — Data Management journey. All 19 modules below are in that journey too, with the same content — add just these to a class, or the whole strand.
Modules (19)
1
Data and information
2
Text data: character and string
3
Numeric data: integer
4
Numeric data: floating point
5
Date/time data
6
Boolean data
7
Choosing a data type for a value
8
One-dimensional arrays
9
Two-dimensional arrays
10
Records: grouping fields of different data types
11
Choosing a data structure
12
Delimited (CSV) files: structure
13
Plain text (TXT) files: structure
14
XML files: structure
15
Dataset file formats: CSV, XLSX, JSON and XML
16
Reasons for using TXT, CSV and XML data sources
17
Characteristic of data: structure
18
Same data, different representations
19
Why use a database instead of a spreadsheet
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