Recognises a connection trap
https://knobit.org/id/knobit/K-523
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| Context functions | Result evaluation |
|---|---|
| Knobit creation methods | AI generated, human edited |
| Knobit types | Skill |
| LCG purposes | Assessing the learner's knowledge or skill state |
| LCG purposes | Selecting an assessment task or learning activity |
| action verb | Recognises en |
| applies knowledge | Explains join dependency and fifth normal form |
| applies knowledge | Explains the connection, fan and chasm traps |
| assessment criterion | Flags the deficient case and passes the acceptable one. Deficient: Branch authorised for Product, Account is of a Product; "which branch opened this account" answered by joining through the product Acceptable: Account Opening (Account, Branch) records the fact; the inference is valid only under the cyclic rule in row 13 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-523 |
| dcterms:license | https://creativecommons.org/licenses/by/4.0/ |
| dcterms:source | Review checklist 03-logical, row 23; Codd 1970 §2.1.4 en |
| expected result | The path and the fact it is wrongly read to state en |
| owl:sameAs | https://bitbucket.org/reffa/ontology/id/knobit/data-modelling/05-logical/23 |
| rdfs:label | Recognises a connection trap en |
| schema:creativeWorkStatus | accepted |
| schema:isPartOf | Data modelling (DAMA-DMBOK2) |
| skos:altLabel | Connection trap (logical model) en |
| skos:definition | A fact inferred from a path of two relationships that never recorded it. en |
| skos:prefLabel | Recognises a connection trap en |
| target object | connection trap on a path of two relationships en |
Used by
| includes knobit | Derives a normalised logical data model and traces anomalies to their causes |
|---|---|
| requires knobit | Derive the logical data model |