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Wipro Core Java Interview Questions
Questions Answers Views Company eMail

What is garbage collection in Java, and how can it be used ?

 32 74611

Differentiate Vector and ArrayList?

 6 13600

Differentiate constructor and a method and how are it be used?

 7 14421

What is an abstract class?

 7 12838

How can final class be used?

 5 13668

By what default value is an object reference declared as an instance variable?

 1 13405

Java support what type of parameter passing ?

 7 17195

Explain the term serialization?

 10 15702

Is there is any error if you have multiple main methods in the same class?

 10 17611

What is Overriding and how can it be used?

 7 18477

Explain pass by reference and pass by value?

 8 17522

what is the Diff. between Access Specifiers and Access Modifiers?

 39 112170

Can multiple catch statements be used in exceptions ?

 6 9959

Difference between Application and Applet ?

 4 9523

Can a class inherit the constructors of its superclass?

 9 19847

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Wipro Core Java Interview Questions


Un-Answered Questions

Explain few difference between null, undefined or undeclared javascript variable?

488

What is 1:1 redundancy ?

1880

How do you debug a procedure in sql server?

492

Will I need the 64-bit version of windows server 2003 to run exchange server 2007?

507

How do I stop chkdsk at startup windows xp?

603




How would an hadoop administrator deploy various components of hadoop in production?

233

What data type is array?

488

HOW MANY BAGS OF CEMEMT USED IN PER M2 OF PARTITION WALL

964

Hi I want to test regarding cookies.. Session should be good for 4 hours and once expired user is returned to login page.. How can i test the session is good for 4 hrs?? Whether i need wait for 4 hours?

1716

What are inserted as cross reference in word?

273

Can you please explain the difference between frame and bounds?

444

What is the structure of a while loop ?

226

What is the difference between binary search and sequential search?

636

I was once rejected for US visa in early August. But now I'm going again for interview next week. What are the chances that I will faced the same VO????

1649

Suppose I get a “blog returned invalid data” error message. What do I do?

410