Stage 4: Build the conceptual model and taxonomies
Knobit of Data modelling · K-417 · Skill
Recognises uneven levels of specificity among siblings
What it means
Siblings sit at different levels of detail, usually because a node skipped its real parent. A node with a single child is a common sign of a missing or redundant level.
How it is assessed
Flags the deficient case and passes the acceptable one. Deficient: Loan → Mortgage, Consumer loan, Home equity mortgage (a kind of mortgage) Acceptable: Loan → Mortgage → Home equity mortgage; Loan → Consumer loan
Builds on
- Explains hierarchical relations and the all-and-some testK-451 · Knowledge
Needed by
- None