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 is the Layout for ToolBar?

1 6801

List interface?

2 5133

What is Locale class?

MySoft,

1 4291

What is Map interface?

Wipro,

3 7656

What is ResourceBundle class?

1 4078

What is the immediate superclass of Menu?

3 11075

What is the immediate parent class of the Applet class?

1 6887

What is the Set interface?

2 5079

What is the SimpleTimeZone class?

2294

What is the Vector class?

3 6585

What are event-delegation model and event-inheritance model? Which is best?

1 9855

What is the argument type of main() method?

2 5287

What is the catch or declare rule for method declarations?

1 7791

Default layout of Dialog object?

1 7996

Default layout of panel and frame?

3 23613

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Un-Answered Questions { Core Java }

What are the 6 mandatory procedures for iso 9001?

1045

What are internal variables?

1020

What is variable and example?

980

Is null or empty java?

996

How do you declare an array that will hold more than 64KB of data?

1312

Justify your answer that you can't define a method inside another method in java, if you can then how?

1195

What is difference between checked and unchecked exception in java?

1031

Why do we need strings in java?

1009

What do you mean by inner class in java? Explain

1085

What are the rules for naming an array?

1075

In how many ways we can do synchronization in java?

986

Can you start a thread twice in Java?

1135

Where and how can you use a private constructor?

1013

Can you pass by reference in java?

988

What is a module function?

1113

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