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

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Java Related Interview Questions

Questions Answers Views Company eMail

What is nested class?

1 1097

What is dot operator?

1 1151

What is method overloading and method overriding?

1 1154

Define network programming?

1 1259

I want to control database connections in my program and want that only one thread should be able to make database connection at a time. Define how can I implement this logic?

1 1060

Explain daemon thread.

1 1058

Explain main thread under thread class execution?

1 979

Explain different way of using thread?

1 1107

Explain suspend() method under thread class>

1 1116

In java thread programming, which method is a must implementation for all threads?

1 1121

explain isalive() method under thread class?

1 1089

Can a dead thread be started again?

1 1214

What are the advantages of java sockets?

1 1251

What kind of thread is the garbage collector thread?

1 994

Describe life cycle of thread?

1 1061

Un-Answered Questions { Java Related }

How to create a base64 decoder in java8?

1133

What is the difference between equals() and == in java?

1033

Realized?

2257

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

996

How to sort array in descending order in java?

989

What is latest hibernate version?

486

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

Is minecraft 1.15 out?

1042

Differentiate between static and non-static methods in java.

1118

Are jvm’s platform independent?

980

What do you mean by an interface in java?

1095

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

1133

Can we return resultset in java?

990

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

1066

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

1084

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