Object Oriented Programming MCQs

Page No. 10

Abstraction principle includes___________


aUse abstraction at its minimum


bUse abstraction to avoid longer codes


cUse abstraction whenever possible to avoid duplication


dUse abstraction whenever possible to achieve OOP



Which among the following can be viewed as combination of abstraction of data and code.


aClass


bObject


cInheritance


dInterfaces


View Answer Object

Abstraction can apply to ____________


aControl and data


bOnly data


cOnly control


dClasses


View Answer Control and data

Abstraction gives higher degree of ________


aClass usage


bProgram complexity


cIdealized interface


dUnstable interface


View Answer Idealized interface

Object is ________ abstraction.


aObject


bLogical


cReal


dHypothetical


View Answer Real

Class is _________ abstraction.


aObject


bLogical


cReal


dHypothetical


View Answer Logical

Hiding the implementation complexity can ____________


aMake the programming easy


bMake the programming complex


cProvide more number of features


dProvide better features



Which among the following best defines abstraction?


aHiding the implementation


bShowing the important data


cHiding the important data


dHiding the implementation and showing only the features



For constructor overloading, each constructor must differ in ___________ and __________


aNumber of arguments and type of arguments


bNumber of arguments and return type


cReturn type and type of arguments


dReturn type and definition



Which among the following helps to create a temporary instance?


aImplicit call to a default constructor


bExplicit call to a copy constructor


cImplicit call to a parameterized constructor


dExplicit call to a constructor



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