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Advanced Java Interview Questions
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What is threadfactory?

 605

How substring() method of string class create memory leaks?

 542

Do you think that java should have had pointers?

 590

Why is string immutable in java?

 573

Can constructors be synchronized in java?

 611

What is a class loader? What are the different class loaders used by jvm?

 576

What are various types of class loaders used by jvm?

 492

Is jvm a overhead?

 615

What is the difference between long.class and long.type?

 553

What is the difference between system.out ,system.err and system.in?

 592

What is a class loader?

 580

Explain the different types of memory used by jvm?

 602

Which are the different segments of memory?

 588

Difference between new operator and class.forname().newinstance()?

 592

What is metaspace?

 538

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Un-Answered Questions { Advanced Java }

What is the difference between a menuitem and a checkboxmenuitem?

575

Why a client should be multithreading? Explain.

583

What is an abstract method?

585

Do you think that java should have had pointers?

590

Why is actionform a base class rather than an interface?

558




What are the benefits of detached objects?

577

How to determine SGA site?

1900

What do you need to set-up a cluster with jboss?

568

we use MainFrame and using os390 for operating system with DB2 data base in IRAN and interest programing with java and use webspere for world wide,please help me where i should start?

1917

How primary key is implemented in Oracle?

1906

Have you used threads in Servelet?

1926

Whats new with the stop(), suspend() and resume() methods in jdk 1.2?

574

What is a class loader? What are the different class loaders used by jvm?

576

What’s jboss jbpm?

572

Brief description about local interfaces?

618

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