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HCL Core Java Interview Questions
Questions Answers Views Company eMail

How we create object in copy constructor?

 836

Do we need to manually write Copy Constructor?

 765

Why declare Main() inside the class in java ?

 783

What Is Query Throttling in java?

 749

Define "Access specifiers" in java.

 897

What will happen when using pass by reference in java?

 687

Why use string handling in Java?

 763

Why declare Main() method as a static in java ?

 780

This abstract class is correct ? abstract class A { public abstract void Disp(); public abstract void B() { } public absract virtual C() { } }

 732

What is a default constraint?

 791

What is an interoperable application in java ?

 735

These static constructors are correct ? class A { statc intA() { } static A(int x,int y) { } static A(int x) { } }

 781

What is the difference between Error, defect,fault, failure and mistake?

 846

Explain with example the concept of constant variable in java.

 856

What is the reason behind using constructors and destructors?

 773

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HCL Core Java Interview Questions


Un-Answered Questions

Define partial class?

710

Why Hadoop performs replication, although it results in data redundancy?

1112

Explain how you can transfer volume from one owner to another in openstack?

141

What does the parsefloat function do?

644

Define what are ceramics?

910




Mention how to access array data?

674

Can you define dimension?

822

How the Bursting happens in same report and how to Print the bursting Report?

1620

What are the different types of listeners?

454

How many tickets you have solved till date? can you please elaborate it with solutions?

1985

Discuss the impact of AI on art and content creation.

30

Which database is best for node js?

332

What do you understand by gift card?

849

Explain is it possible to search for files using wildcards?

291

What happens to child record when a parent record is deleted?

353