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 the difference between jar and executable jar?

1014

How do I run a java program from the command line?

990

Can we overload destructor in java?

1012

Can you change array size in java?

975

Is map ordered in java?

959

Can we sort arraylist in java?

1003

How do you clear an arraylist in java?

995

Can a list be null in java?

1061

How to pass arraylist to stored procedure in java?

1187

Is list ordered in java?

986

How do you make an arraylist empty in java?

942

How does remove work in java?

989

Can java list contain duplicates?

1029

Can we declare array without size in java?

1045

How do you remove duplicates from an array in java?

972

Un-Answered Questions { Java Related }

You're given a Boolean 2D matrix, can you find the number of islands?

1120

Explain how to make updates to the updatable resultsets.

932

I have the choice of manipulating database data using a byte[] or a java.sql.blob. Which has best performance?

944

What are internal variables?

1020

What are jvm tuning parameters?

1080

Is hibernate easy to learn?

443

What type of transaction management spring support?

565

What is a java lambda expression?

1060

Difference between default and protected access specifiers?

1148

What are the uses of synchronized keyword?

1013

What is meant by domain?

1164

What is ide with example?

1003

How httpservlet is different from the genericservlet?

1140

Can we see objects cached in dynacache?

903

What is anagram number?

966

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