1. Each object of a class has its own copy of the class's ________.
Answer
Correct Answer:
Member variables
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2. The ________ is used to protect important data.
Answer
Correct Answer:
Private access specifier
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3. Objects are created from abstract data types that encapsulate ________ and ________ together.
Answer
Correct Answer:
Data, functions
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4. Every event object has the _____ method that returns the object that triggered the event.
Answer
Correct Answer:
GetSource()
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5. A class is a(n) _____________ that is defined by the programmer.
Answer
Correct Answer:
Data type
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6. Can I inherit the constructor and destructor of a base class?
Answer
Correct Answer:
No
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7. Can I create new operators using operator overloading?
Answer
Correct Answer:
Yes
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8. _____________ is actually a parameterized constructor which takes some parameters in order to create instance of a class.
Answer
Correct Answer:
Explicit constructor
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9. What is a “const member function”?
Answer
Correct Answer:
It means the function is only a read-only function
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10. If the child object can exist beyond the lifetime of its parent, then the relationship is ____________.
Answer
Correct Answer:
Aggregation
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11. __________ allows for the separation of object interactions from classes and inheritance into distinct layers of abstraction.
Answer
Correct Answer:
Decoupling
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12. Which of the following is false for a destructor?
Answer
Correct Answer:
None
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13. Common behavior can be defined in a superclass and inherited into a subclass using the ___________ keyword.
Answer
Correct Answer:
Extends
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14. What are the major elements in an object model?
Answer
Correct Answer:
Abstraction, encapsulation and hierarchy
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15. A recursive function would result in infinite recursion, if the following were left out:
Answer
Correct Answer:
Base call
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16. Constructors never have an explicit return type.
Answer
Correct Answer:
True
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17. In dynamic type case a type safety check is incurred at ____________.
Answer
Correct Answer:
Run time
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18. Constructors have to be called before the main function:
Answer
Correct Answer:
True
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19. What is dynamic dispatch?
Answer
Correct Answer:
When the function to be executed in response to a function call is determined at run-time
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20. Which of the following is true for package access modifier?
Answer
Correct Answer:
The Class which has a Public Modifier can be accessed by all the classes from the particular package and also from different packages And The class which has private as the modifier cannot be accessed by any class even with in the package
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