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

Java J2EE (14736)
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Java Related Interview Questions

Questions Answers Views Company eMail

What is the covariant return type?

1099

Explain a few methods of overloading best practices in java?

987

Is it possible for a yielded thread to get chance for its execution again?

941

What is the static keyword?

1086

What is the most important feature of java? What is an interface?

1015

What best practices should you follow while writing multithreaded code in java?

1073

How do you convert string to int in java?

1077

What is the difference between final, finally and finalize() in java?

1155

What is an immutable object?

1100

How do you identify if jvm is 32-bit or 64-bit from java program?

968

Explain the importance of throws keyword in java?

999

Explain why wait(), notify() and notifyall() methods are in object class rather than in the reading class?

984

What is the difference between @before and @beforeclass annotation?

1107

What is the java reflection api? Why it’s so important to have?

980

What do you mean by platform independence? What is an interface?

1035

Un-Answered Questions { Java Related }

In our urls and in the text of the buttons we have comma. Its causing an error. Is there a way to change the delimiting character for the menu arguments?

1182

Why do we need hashmap in java?

1116

What is use of fmt tag?

794

What are the supporting protocol by HttpServlet ?

1197

How long can a lambda function run?

903

What is the front end for java?

995

How can you read an integer value from the keyword when the application is runtime in java? example?

1130

What is the Concept of Encapsulation in OOPS

998

Difference between string, string builder, and string buffer?

1106

I want to print “hello” even before main is executed. How will you acheive that?

1086

Why is there no polymorphic-type response from a create() or find() method? : BEA Weblogic

1034

State differences between C and Java?

1212

What are loops in java?

1269

How do I issue the close() method within an onmessage() method call and what are the semantics of the close() method? : BEA Weblogic

961

What is the use of servlet in java?

952

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