Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Java J2EE Interview Questions

Questions Answers Views Company eMail

What is the difference between the boolean & operator and the && operator in java programming?

1 1133

Can a lock be acquired on a class in java programming?

1 1074

What do heavy weight components mean in java programming?

1 1029

Name component subclasses that support painting in java programming?

1 1144

What class allows you to read objects directly from a stream in java programming?

1 1183

Name container classes in java programming?

1 1210

What is the vector class in java programming?

1 1186

Which class should you use to obtain design information about an object in java programming?

1 1154

What is the difference between a window and a frame in java programming?

1 1227

How can you write a loop indefinitely in java programming?

1 1100

What invokes a thread's run() method in java programming?

1 1325

What must a class do to implement an interface in java programming?

1 1174

When can an object reference be cast to an interface reference in java programming?

1 1088

What is the what is the difference between invokeandwait() and invokelater()? ?

1 1172

What's java swing?

1 1095

Un-Answered Questions { Java J2EE }

How to create a base64 decoder in java8?

1131

What are the contents on web.xml in struts application ?

1058

How to sort array in descending order in java?

986

What do you mean by an interface in java?

1095

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136

what are the different modes of archival? Explain each mode in two lines each?

994

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

2659

Write a program to print count of empty strings in java 8?

1079

What is action chaining ?

1160

explain different ways of using thread? : Java thread

1079

Is minecraft 1.15 out?

1039

What is java string pool?

1076

What is an object in java and how is it created?

1128

What is a classloader in java?

1084

Write a program to find the whether a number is an Armstrong number or not?

1095

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