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Core Java Interview Questions
Questions Answers Views Company eMail

How to display all the prime numbers between 1 and n (n is the number, get the input from user)

 504

How to find the largest value from the given array.

 517

Difference between static binding and dynamic binding?

 554

What are new features introduced with java 8 ?

 544

Name few java 8 annotations ?

 555

Name few "optional" classes introduced with java 8 ?

 639

What are the changes in java.io in java 8 ?

 543

Name few java util classes introduced with java 8 ?

 491

Name few java.lang classes introduced with java 8 ?

 529

Does java allow overriding static methods ?

 619

What is the benefit of inner / nested classes ?

 519

What are the common uses of "this" keyword in java ?

 563

Difference between nested and inner classes ?

 595

Explain static nested classes ?

 585

Difference between predicate, supplier and consumer ?

 571

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Un-Answered Questions { Core Java }

What is identifier give example?

545

What is the use of keywords in java?

545

What is this () in java?

568

What is the difference between int and integer in java?

499

What is difference overloading and overriding?

573




Define jre i.e. Java runtime environment?

566

What are java methods?

564

What an i/o filter in java programming?

593

How to reverse string in java?

608

Can a class be final?

490

What is the importance of hashcode() and equals() methods?

571

Why is it important to initialize a variable?

487

Can this keyword be used to refer static members?

540

Can we override compareto method?

494

Why is stringbuffer not immutable?

556

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