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Key concept	F-2	3-4	5-6	7-8	9-10
Data representation	(ACTDIK002) Recognise patterns Represent data using symbols	(ACTDIK008) Different representations Data types	(ACTDIK015) Whole number representation Data types	(ACTDIK024) Binary Data types	(ACTDIK035) Compression Document representation
Algorithms	(ACTDIP004) Follow algorithms Represent algorithms Sequence of steps Branching (decisions)	(ACTDIP010) Follow algorithms Represent algorithms Sequence of steps Branching (decisions)	(ACTDIP019) Follow algorithms Represent algorithms Design and modify algorithms Sequence of steps Branching (decisions) Iteration	(ACTDIP029) Trace algorithms Represent algorithms Test algorithms Design and modify algorithms Control structures	(ACTDIP040) Trace algorithms Represent algorithms Test algorithms Design and modify algorithms Control structures