Subclass and Superclass Multiple Choice Questions (MCQ) PDF Download

MCQ 1: The entity type from which the subgroups can be made is classified as

1. super class
2. subclass
3. qualified class
4. non-qualified class

MCQ 2: The hierarchy in which each subclass participates in one subclass relationship is classified as

1. specialization hierarchy
2. generalization hierarchy
3. jointness hierarchy
4. disjoint hierarchy

MCQ 3: In the process of specialization, the subclasses are attached by

1. lines
2. dotted lines
3. red lines
4. red dotted lines

MCQ 4: The process of defining the entity type subclasses is classified as

1. type inheritance
2. visualization
3. specialization
4. generalization

MCQ 5: The type of subclass constraint that one entity can be member of at most one subclass is classified as

1. incomplete joint constraint
2. complete joint constraint
3. disjointness constraint
4. jointness constraint