Database-Management-System
August 29, 2024Database-Management-System
August 29, 2024Database-Management-System
Question 504 |
Specialization is __________ process.
top-down | |
bottom up | |
both (A) and (B) | |
none of these |
Question 504 Explanation:
→ Generalization – the process of defining a general entity type from a collection of specialized entity types.
→ Specialization – the opposite of generalization, since it defines subtypes of the supertype and determines the relationship between the two.
→ Specialization is a top down approach. The following example “Employee” could be a developer or a tester.
→ Specialization – the opposite of generalization, since it defines subtypes of the supertype and determines the relationship between the two.
→ Specialization is a top down approach. The following example “Employee” could be a developer or a tester.
Correct Answer: A
Question 504 Explanation:
→ Generalization – the process of defining a general entity type from a collection of specialized entity types.
→ Specialization – the opposite of generalization, since it defines subtypes of the supertype and determines the relationship between the two.
→ Specialization is a top down approach. The following example “Employee” could be a developer or a tester.
→ Specialization – the opposite of generalization, since it defines subtypes of the supertype and determines the relationship between the two.
→ Specialization is a top down approach. The following example “Employee” could be a developer or a tester.
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