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Core Java Interview Questions
Questions Answers Views Company eMail

How do you add an element to a set in java?

 491

Who found java?

 542

How do I compare two strings in word in java?

 530

What is keyset in java?

 645

How is treeset implemented in java?

 482

How to sort numbers in java without array?

 519

How to sort array in descending order in java?

 506

How is hashset defined in java?

 513

How list contains works in java?

 547

What is a linkedhashmap java?

 539

What is entry in java?

 522

Is java jre still free?

 518

How to check if a list is sorted in java?

 580

Does list maintain insertion order java?

 528

Is map sorted in java?

 562

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Un-Answered Questions { Core Java }

What is the benefit of inner / nested classes ?

519

Why Java is not pure Object Oriented language?

634

Difference between method overloading and method overriding in java ?

556

What is javac in java?

551

What is an argument java?

525




What is stack example?

537

Can an unreferenced object be referenced again?

751

What is meant by collection in java?

534

What's the purpose of static methods and static variables?

585

if u open login & logout ,how can udisplay the timelogin & logout members ?

1742

What is object-oriented paradigm?

606

Why do we need strings in java?

517

Define jre i.e. Java runtime environment?

566

What is the main functionality of the remote reference layer?

1405

What do you mean by ternary operator in java?

550

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