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Core Java Interview Questions
Questions Answers Views Company eMail

Which class is the immediate superclass of the Container class?

 1 6475

Name the immediate superclass of the MenuComponent class?

 1 4086

To obtain design information about an object, which class in used?

 1 4025

Which containers may have a MenuBar?

 1 4543

In what type of containers, Border layout is a default layout?

 3 5918

Which containers use a FlowLayout as their default layout?

 3 7061

Which java.util classes and interfaces support event handling?

 2 11453

To set the position and size of a component, which methods are used?

 3 9654

What are the allowed, non-Unicode letter characters that can be used as the first character of an identifier?

 2 4207

Name the package that always imported by default?

 4 11500

Who developed JScript language?

 3 5422

Is Java is 100% pure OOPS? Explain?

ANZ,

27 33083

Why are the methods of the Math class are static?

 1 7814

Does Java support multiple Inheritance?

 12 18452

What are null interfaces? Give some examples?

 2 6878

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Un-Answered Questions { Core Java }

Are static members inherited to sub classes?

631

How many bits is a string in java?

566

What is floor in java?

550

What is anagram number?

449

How do you make a thread in java?

622




Why does java not support pointers?

543

What is the size of int in 64-bit jvm?

544

Why is a singleton bad?

549

When is the finalize() called?

687

List the interfaces which extends collection interface?

525

What is the difference between superclass and subclass?

535

What are byte codes?

648

What is args length in java?

650

What is overriding in java?

511

Explain about version control?

581

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