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Core Java Interview Questions
Questions Answers Views Company eMail

Can we declare variables inside a method as Final Variables?

3 12746

Can you call a constructor within a constructor?

7 15966

Can you declare a static variable in a method?

7 17565

How the elements are organized in GridLayout?

2 5274

How are this and super used?

IBM,

7 12638

How are this() and super() used with constructors?

9 20128

Without creating a new object, How you can retrieve a String or other object?

1 5418

How GUI component handle its own events?

1 5445

How you can create a radio buttion using Checkbox class?

1 5072

Can an unreachable object become reachable again?

DELL,

3 22671

Can applet in different page/s communicate with each other?

1 4727

How to add and remove nodes in Jtree?

1 3437

What is deadlock and how to avoid this?

2 6780

How to avoid the runtime exception ?

2 10381

How the elements are organized in BorderLayout?

5 9001


Post New Core Java Questions

Un-Answered Questions { Core Java }

What is a constructor overloading in java?

1119


What is the difference between break and continue statements?

1113


explain different ways of using thread? : Java thread

1073


What is java string pool?

1072


How to sort array in descending order in java?

980


Write a java program to find the route that connects between Red and Green Cells. General Rules for traversal 1. You can traverse from one cell to another vertically, horizontally or diagonally. 2. You cannot traverse through Black cells. 3. There should be only one Red and Green cell and at least one of each should be present. Otherwise the array is invalid. 4. You cannot revisit a cell that you have already traversed. 5. The maze need not be in the same as given in the above example

2657


Differentiate between static and non-static methods in java.

1112


What is parsing in java?

1022


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

1061


What are the differences between heap and stack memory in java?

1121


How to create a base64 decoder in java8?

1123


What is a classloader in java?

1080


Realized?

2248


What do you mean by an interface in java?

1093


Is minecraft 1.15 out?

1032