Introduces subtypes for attributes applying to only some instances

https://knobit.org/id/knobit/K-536

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Context functions	Action adjustment
Knobit creation methods	AI generated
Knobit types	Skill
LCG purposes	Assessing the learner's knowledge or skill state
LCG purposes	Selecting an assessment task or learning activity
action verb	Introduces en
applies knowledge	Explains supertype and subtype constraints
assessment criterion	Each attribute sits on the subtype it applies to and can be mandatory there; the exclusivity is written down en
assessment method	skill-tests task: Loan application logical model (normalisation anomaly skills) en
conforms to profile	https://oppekava.edu.ee/a/Knobitite_kirjeldamise_ja_seostamise_reeglid#LCG-KNOBIT-0.1
dcterms:identifier	K-536
dcterms:license	https://creativecommons.org/licenses/by/4.0/
dcterms:source	Stage 5 reference (references/05-logical.md) and the skill-tests logical-model task en
expected result	Subtypes carrying the attributes that apply to them, each mandatory where it applies en
followed by	Recognises undeclared subtype constraints
owl:sameAs	https://bitbucket.org/reffa/ontology/id/knobit/data-modelling/05-logical/K-536
rdfs:label	Introduces subtypes for attributes applying to only some instances en
schema:creativeWorkStatus	accepted
schema:isPartOf	Data modelling (DAMA-DMBOK2)
skos:definition	Replaces optional attributes that are optional only because they do not apply to some instances with subtypes, so a null no longer means two things. en
skos:prefLabel	Introduces subtypes for attributes applying to only some instances en
target object	subtypes for inapplicable attributes en

Used by

followed by	Recognises attributes inapplicable to some instances
includes knobit	Derives a normalised logical data model and traces anomalies to their causes
requires knobit	Derive the logical data model