OOAD Interview Questions
Questions Answers Views Company eMail

Write about abstract base classes?

780

Write a note on encapsulation?

749

Can encapsulation be called as a security device?

724

How can I be thrown polymorphically?

745

What is meant by inheritance? what are the advantages of inheritance?

720

What is super keyword?

714

Difference between class and an object?

736

What are base class, sub class and super class?

721

Which oops concept is used as reuse mechanism?

3231

Write basic concepts of oops?

734

Do we require parameter for constructors?

884

What are different types of arguments?

832

What is sealed modifiers?

756

Which oops concept exposes only necessary information to the calling functions?

766

Explain colloboration

701


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Un-Answered Questions { OOAD }

What is constructor and virtual function? Can we call virtual funciton in a constructor?

781


Do structs support inheritance?

708


Can a function be overloaded based on return types?

690


How to define an abstract class?

758


What is the use if instanceof keyword?

781


What do you mean by operator overloading?

790


Difference between abstraction and implementation hiding ?

818


What does the keyword virtual represented in the method definition?

821


What is data encapsulation and what's its significance?

784


Can you use virtual, override or abstract keywords on an accessor of a static property?

721


Why is C not an OOP language?

749


Differentiate between data abstraction and encapsulation.

712


What is the order of call of constructors in inheritiance?

781


What is the function of dynamic typing?

779


What is a static method? Why do we need static methods in java 8 interfaces?

891