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Core Java Interview Questions
Questions Answers Views Company eMail

system.out.println(1 + 3);

 8 9263

posted in online test

 1 2621

if am have 100 threads(for ex:T1,T2---T100) how we give priority to these threads and how the system excute these threads

 2 4048

What is the multilevel inheritance. and also give the Example of it ?

 5 8183

Can Anybody tell the diff b/w jdk1.6 and latest version.

 2 3596

why java does compile time polymorphism at run time ?

CTS, TCS,

6 13169

what is the use of clone() in real time scenario?

Quinnox,

2 16492

what is the use of thread?Justify it by project point of view

 7 6564

why java does not contain pointers?

Infosys, TCS,

13 13754

can we write program without class

TCS,

6 9595

I want to run a simple hello world java (HelloWorld.java) program using a batch file. How can i run it and how to construct a batch file.

Infosys,

1 8067

what is AWT

3 4411

What happens when a class is made static like if a field or member is made static it becomes class variable and is shared by all the object of the class?

 1 2729

how to accept integer array in java

Tech Guru,

2 3973

how to print hello world every second till i have pressed enter key ???

SAP Labs,

1 6237

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Un-Answered Questions { Core Java }

Tell me the latest versions in java related areas?

574

What is immutability in java?

600

Where is the find and replace?

526

Lowest Common ancestor in a Binary Search Tree and Binary Tree.

551

What are the types of arrays in java?

555




Why main() method is public, static and void in java ?

589

Is boolean a data type in java?

512

Why do we need singleton class?

545

Can list be final in java?

485

How do you define a method?

507

Can we declare a class as static?

586

What are the different types of data structures in java?

484

What is a Transient Object?

627

What are the main differences between the java platform and other platforms?

524

What is double in java?

506

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