Core Java Interview Questions
Questions Answers Views Company eMail

Explain Public static void main?

IBM, Vetech,

2 18416

What is file class and what is its purpose?

1 3425

what is Remote Reference Layer ?

1 4441

What is static binding and where it occurs?

4 8410

Can a Byte object be cast to a double value?

KO,

3 14737

Can a double value be cast to a byte?

3 9435

Can a for statement loop indefinitely?

3 8622

what is the form of storage space in java?

5 7226

What are the latest versions in JAVA related areas?

Netcraft,

3 7067

What is the minimum and maximum length of an identifier?

TCS,

6 14783

What class is used to implement a Throwable array?

3 6090

What is the default initialized value of String type variable?

4 5781

What is the default initialized value of a boolean type variable?

3 4426

When garbage collector invokes object?s finalize() method?

5 6162

How Applets & Servlets will communicate with each other?

2 6469


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Un-Answered Questions { Core Java }

What is static variable with example?

530


What is empty string literal in java?

541


What is return null in java?

489


What is a default constructor and also define copy contrucyor?

571


What about anonymous inner classes in java?

539






Difference between character constant and string constant in java ?

531


What is a instance variable in java?

522


What’s the difference between callable and runnable?

520


What is difference between path and classpath in java?

457


What happens if an exception is throws from an object's destructor?

557


What is an eror in java?

537


What is the purpose of extern variable?

509


What is the original name of java?

516


what is use of functional interface in java 8?

536


Can two objects have same hashcode?

547