Core Java Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Core Java Interview Questions

Questions Answers Views Company eMail

What are the traverses in Binary Tree?

Adobe, Infosys,

2 6005

Name the types of mouse event listeners ?

2 5884

In what ways you can handle exception ?

3 6044

transaction attributes ?

2 3885

What are types of Java applications?

14 47379

types of applets?.

TCS,

7 43207

What are virtual functions?

2 8227

What are wrapped classes?

Samsung,

7 12696

What is the top class of AWT event hierarchy?

5 11580

What class is used to create Server side object?

TCS,

1 3252

Java run-time system generates What class of exceptions?

TCS,

2 3550

What classes of exceptions, caught by a catch clause?

1 4006

What are wrapper classes?

Noah Solutions,

11 20885

What classes of exceptions, thrown by a throw statement?

2 7354

garbate collector(GC)?

4 5930

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Un-Answered Questions { Core Java }

Explain about collection interface in java?

552

What is thread synchronization in java?

485

Is null a value?

565

Is namespace same as package in java?

546

What are facelets templates?

604

What is array pointers ?

607

How can we use primitive data types as objects?

561

placement papaers of spring computing technology

1026

What happens if constructor is private?

566

explain copyonwritearraylist and when do we use copyonwritearraylist?

547

What is the purpose of the finalize() method?

715

Is space a string in java?

515

What is a line break?

586

What is the size of int?

602

how to one war file class to another war file class?

1554

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