Object Oriented Programming MCQs
Object Oriented Programming MCQs –
– Object Oriented Programming
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Which one of the following is not an object association?
A. Simple association
B. Inheritance
C. Aggregation
D. Composition
See Correct Answer
B. Inheritance
Submitted By : Ahsan Ali Soomro
we achieve independence of internal implementation from its external interface through _______.
A. Encapsulation
B. Information Hiding
C. Abstraction
D. Both encapsulation and information hiding
See Correct Answer
C. Abstraction
Submitted By : Ahsan Ali Soomro
We can get only are unique value which can be used by all the objects of that class by the use of ?
A. Static variables
B. Dynamic Variables
C. Instance Variables
D. Data members
See Correct Answer
A. Static variables
Submitted By : Ahsan Ali Soomro
A generic class showing all the common attributes and a behavior of other classes represents a very important feature in oop called ________.
A. Inheritance
B. Encapsulation
C. Polymorphism
D. Abstraction
See Correct Answer
A. Inheritance
Submitted By : Ahsan Ali Soomro
Which of the following is not an example of multiple inheritances?
A. Mermaid
B. Women
C. Amphibious Vehcile
D. None of the given
See Correct Answer
B. Women
Submitted By : Ahsan Ali Soomro
In order to free the memory occupied by the object, we use ______
A. Constructor
B. Destructor
C. Shallow Copy
D. Deep Copy
See Correct Answer
B. Destructor
Submitted By : Ahsan Ali Soomro
_______ satisfy the condition of polymorphism
A. Carbon
B. Diamond
C. Coal
D. All of given
See Correct Answer
D. All of given
Submitted By : Ahsan Ali Soomro
Which one is not keyword in C++?
A. Operator
B. B_op
C. Const
D. None of given
See Correct Answer
B. B_op
Submitted By : Ahsan Ali Soomro
The life of sub object is not dependent on the life of master class in ______.
A. Composition
B. Aggregation
C. Separation
D. None of given
See Correct Answer
B. Aggregation
Submitted By : Ahsan Ali Soomro
Given the following class Base{into Age=32 ;} How you can improve above class with respect to accessing the field Age
A. Define the variable Age as private
B. Define the variable Age as private and create a get method that return it and a set method that updates it
C. Define the variable Age as protected
D. None of given
See Correct Answer
B. Define the variable Age as private and create a get method that return it and a set method that updates it
Submitted By : Ahsan Ali Soomro
