Interview Questions and Answers for 'Unbounded Solution' | Search Interview Question - javasearch.buggybread.com

Javasearch.buggybread.com

Search Interview Questions

More than 3000 questions in repository.

There are more than 900 unanswered questions.
Click here and help us by providing the answer.

Have a video suggestion.
Click Correct / Improve and please let us know.

Submit Question

Interview Questions and Answers for 'Unbounded Solution' - 2 question(s) found - Order By Rating

Basic and Very Frequently asked.

Q1. What is Polymorphism in Java ?

Ans. Polymorphism means the condition of occurring in several different forms.

Polymorphism in Java is achieved in two manners

1. Static polymorphism is the polymorphic resolution identified at compile time and is achieved through function overloading whereas

2. Dynamic polymorphism is the polymorphic resolution identified at runtime and is achieved through method overriding.

Sample Code for overloading

Sample Code for overriding

Help us improve. Please let us know the company, where you were asked this question :

_{Like Discuss Correct / Improve polymorphism object oriented programming (oops) oops concepts oops concepts Asked in 108 Companies Basic frequent}

Try 2 Question(s) Test

Related Questions

What are points to consider in terms of access modifier when we are overriding any method?

If everything is an object , Cant we declare every object as

Object obj = new String();

Why do we need polymorphism in Java ?

How does java identifies which method to be called in method overriding or runtime polymorphism, when both methods share the same name and signature ?

Shouldn't we make a class with all static members is its just expected to be executed as a standalone program with just one thread. Moreover Lets assume that there is no runtime Polymorphism required and there is no need for serialization ?

Is this Polymorphism ?

Map<String, List<String>> inventoryManagerCountMap = new HashMap<String, ArrayList<String>>();

When are static and instance methods resolved ? During compile time or Runtime ?

Which of the following is not the difference between Singleton and Static class ( Class with static members only ) ?

Which of the following do you think is the primary reason you would never use a static class even the application doesn't need multiple requests or threads ?

a. Serialization
b. Runtime Polymorphism
c. Lazy Loading
d. Memory

Q2. What is a Database Trigger ?

Ans. A trigger is a special kind of stored procedure that automatically gets executed upon an event in the database server.

Help us improve. Please let us know the company, where you were asked this question :

_{Like Discuss Correct / Improve database trigger Asked in 10 Companies basic frequent}

Related Questions

What is database deadlock ? How can we avoid them?

What things you would care about to improve the performance of Application if its identified that its DB communication that needs to be improved ?

If you are given a choice to implement the code to either Insert a Record or Update if already exist, Which approach will you follow ?

What is the use of @GeneratedValue annotation in Hibernate?

What are temp tables ?

What is database Normalization ?

What happens to backups if we delete the RDS instance ?

What is a Cursor ?