Which of the following statement is true concerning objects and/or classes?
A. An object is an instance of a class.
B. A class is an instance of an object.
C. An object includes encapsulates only data.
D. A class includes encapsulates only data.
Answer: Option A
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
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.
Multiplicity is the same as what concept for an ERD?
A. Relationship
B. Attribute
C. Entity
D. Cardinality
Composition is a stronger form of which of the following?
A. Aggregation
B. Encapsulation
C. Inheritance
D. All of the above
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