Question 631 The entity type on which the __________ type depends is called the identifying owner. A Strong entity B Relationship C Weak entity D E […]

Question 632 The completeness constraint has rules : A Supertype, Subtype B Total specialization, Partial specialization C Specialization, Generalization D All of the above Database-Management-SystemER-ModelUGC NET […]

Question 37 Which of the following statements is FALSE about weak entity set? A Weak entities can be deleted automatically when their strong entity is deleted. […]

Question 39 Which of the following provides the best description of an entity type? A A specific concrete object with a defined set of processes (e.g. […]