Object Oriented Programming MCQs

Page No. 57

What are const member functions?


aFunctions in which none of the data members can be changed in a program


bFunctions in which only static members can be changed


cFunctions which treat all the data members as constant and doesn’t allow changes


dFunctions which can change only the static members



Correct syntax to access the static member functions from the main() function is ______________


aclassObject::functionName( );


bclassName::functionName( );


cclassName:classObject:functionName( );


dclassName.classObject:functionName();



How can static member function can be accessed directly in main( ) function?


aDot operator


bColon


cScope resolution operator


dArrow operator



What are static member functions?


aFunctions which use only static data member but can’t be accessed directly


bFunctions which uses static and other data members


cFunctions which can be accessed outside the class with the data members


dunctions using only static data and can be accessed directly in main() function



Simple member functions are ______________________


aOnes defined simply without any type


bOnes defined with keyword simple


cOnes that are implicitly provided


d Ones which are defined in all the classes



How many types of member functions are possible in general?


a 2


b 3


c4


d5


View Answer 5

Which operator among the following must be overloaded using the friend function?


a<< operator only


b>> operator only


cBoth << and >> operators


dIt’s not mandatory to use friend function in any case



All the operators can be overloaded using the member function operator overloading.


aTrue


bFalse


cA & B


dNone of These


View Answer False

Which operator among the following can be overloaded using both friend function and member function?


aAssignment operator


bSubscript


cMember selection (arrow operator)


dModulus operator


View Answer Modulus operator

Which operator among the following can be overloading using only member function?


aAssignment operator


bAddition operator


cSubtraction operator


dMultiplication and division operator


View Answer Assignment operator

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