1. The fact that the same operation may apply to two or more classes is called what? A. Inheritance B. Polymorphism C. Encapsulation D. Multiple classification Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
2. The object-oriented development life cycle is which of the following? A. Analysis, design, and implementation steps in the given order and using multiple iterations. B. Analysis, design, and implementation steps in the given order and going through the steps no more than one time. C. Analysis, design, and implementation steps in any order and using multiple iterations. D. Analysis, design, and implementation steps in any order and going through the steps no more than one time. Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
3. Multiplicity is the same as what concept for an ERD? A. Relationship B. Attribute C. Entity D. Cardinality Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
4. Composition is a stronger form of which of the following? A. Aggregation B. Encapsulation C. Inheritance D. All of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
5. An abstract class is which of the following? A. A class that has direct instances, but whose descendants may have direct instances. B. A class that has no direct instances, but whose descendants may have direct instances. C. A class that has direct instances, but whose descendants may not have direct instances. D. A class that has no direct instances, but whose descendants may not have direct instances Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
