Explains functional dependency
https://knobit.org/id/knobit/K-551
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| Context functions | Object understanding |
|---|---|
| Knobit creation methods | AI generated |
| Knobit creation methods | AI generated, AI edited |
| Knobit types | Knowledge |
| LCG purposes | Assessing the learner's knowledge or skill state |
| LCG purposes | Opening up a learning outcome |
| action verb | Explains en |
| assessment criterion | States the definition and lists the functional dependencies of a sample entity from its business rules, not from its attribute names en |
| assessment method | Written question with sample entities en |
| conforms to profile | https://oppekava.edu.ee/a/Knobitite_kirjeldamise_ja_seostamise_reeglid#LCG-KNOBIT-0.1 |
| dcterms:identifier | K-551 |
| dcterms:identifier | Q-282 |
| dcterms:license | https://creativecommons.org/licenses/by/4.0/ |
| dcterms:source | Normalisation theory and relational design (Codd, Fagin, Date), as used by the stage 5 reference and review checklist en |
| dcterms:source | Shared-URI copy of data-modelling K-551 (Normalisation theory and relational design (Codd, Fagin, Date), as used by the stage 5 reference and review checklist) en |
| depends on knobit | Explains a function as a dependency between two variables |
| expected result | A dependency X -> Y holds when each value of X determines exactly one value of Y en |
| owl:sameAs | https://bitbucket.org/reffa/ontology/id/knobit/data-modelling/05-logical/K-551 |
| rdfs:label | Explains functional dependency en |
| schema:creativeWorkStatus | accepted |
| schema:isPartOf | Data modelling (DAMA-DMBOK2) |
| schema:isPartOf | Data quality management (DAMA-DMBOK2) |
| skos:definition | A dependency X -> Y holds when each value of X determines exactly one value of Y. en |
| skos:prefLabel | Explains functional dependency en |
| target object | functional dependency en |
Used by
| applies knowledge | Records the functional dependencies of an entity |
|---|---|
| depends on knobit | Explains candidate key and prime attribute |
| depends on knobit | Explains dependency preservation |
| includes knobit | Derives a normalised logical data model and traces anomalies to their causes |
| includes knobit | Documents data rules in SBVR and resolves rule anomalies |
| includes knobit | Logical data model |
| includes knobit | Relational modelling scheme |
| requires knobit | Derive the logical data model |
| requires knobit | Document data rules in SBVR |