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 7225

Name the types of mouse event listeners ?

2 6963

In what ways you can handle exception ?

3 7349

transaction attributes ?

2 4754

What are types of Java applications?

14 51901

types of applets?.

TCS,

7 45600

What are virtual functions?

2 9703

What are wrapped classes?

Samsung,

7 15600

What is the top class of AWT event hierarchy?

5 13773

What class is used to create Server side object?

TCS,

1 4173

Java run-time system generates What class of exceptions?

TCS,

2 4778

What classes of exceptions, caught by a catch clause?

1 5010

What are wrapper classes?

Noah Solutions,

11 24740

What classes of exceptions, thrown by a throw statement?

2 8452

garbate collector(GC)?

4 7661

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Un-Answered Questions { Core Java }

What is treemap in java?

940

Explain public static void main(string args[]) in java.

988

Is array dynamic in java?

928

Why java applets are more useful for intranets as compared to internet?

1076

What does next mean in java?

967

How to make object serializable in java?

974

What is oop principle in java?

1152

What is boolean keyword in java?

1126

What does singleton mean in java?

995

What is factor r?

962

What is identifier in java?

1105

What is string substring?

1163

Explain when we should make an instance variable private.

1110

What is predicate in java?

1054

What is array length in java?

961

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