MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Object Oriented System Design knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
WHAT_IS_THAT_CONCEPT_IN_TYPE_THEORY_IN_WHICH_A_SINGLE_NAME_MAY_DENOTE_OBJECTS_OF_MANY_DIFFERENT_CLASSES_THAT_ARE_RELATED_BY_SOME_COMMON_SUPER_CLASS_REFERRED_TO_______?$ |
| A. | Monomorphism |
| B. | Type Checking |
| C. | Polymorphism |
| D. | Generalization |
| Answer» C. Polymorphism | |
| 2. |
Which of the following statements about Persistence is correct? |
| A. | It is the enforcement of the class of an object, such that objects of different types may not be interchanged, or at the most they may be interchanged only in very restricted ways. |
| B. | It is the property of an object through which its existence transcends time and/or space. |
| C. | It is the property that distinguishes an active object from one that is not active. |
| D. | All of the mentioned |
| Answer» E. | |
| 3. |
In which of the following mechanisms, types of all variables and expressions are not known until runtime |
| A. | Strong Typing |
| B. | Weak Typing |
| C. | Static Binding/ early binding |
| D. | Dynamic Binding/ late binding |
| Answer» D. Dynamic Binding/ late binding | |
| 4. |
Single inheritance, Multiple inheritance, and Aggregation comes under _______ |
| A. | Modularity |
| B. | Typing |
| C. | Hierarchy |
| D. | None of the mentioned |
| Answer» C. Hierarchy | |
| 5. |
The process of compartmentalizing the elements of an abstraction that constitute its structure and behavior is called as |
| A. | Hierarchy |
| B. | Encapsulation |
| C. | Modularity |
| D. | Entity Abstraction |
| Answer» B. Encapsulation | |
| 6. |
Abstraction is classified into _______ types |
| A. | 4 |
| B. | 3 |
| C. | 2 |
| D. | 1 |
| Answer» E. | |
| 7. |
The essential characteristics of an object that distinguish it from all other kinds of objects and thus provide crisply defined conceptual boundaries, relative to the perspective of the viewer is called: |
| A. | Encapsulation |
| B. | Modularity |
| C. | Hierarchy |
| D. | Abstraction |
| Answer» D. Abstraction | |
| 8. |
What is the programming style of the object oriented conceptual model? |
| A. | Invariant relationships |
| B. | Algorithms |
| C. | Classes and objects |
| D. | Goals, often expressed in a predicate calculus. |
| Answer» C. Classes and objects | |