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Wipro Core Java Interview Questions
Questions Answers Views Company eMail

Is there any use of an abstract class which has no methods and no attributes?

 1 4203

In Java why we write public static void main(String args[]) why not main()?

 46 96961

What is inner class?what is the use of inner class?where we create the object for inner class? and inner class can extend any class or inner class can implement any interface?

 1 2019

Hi Friends, Can u give few interview questions which relates ArrayList and Hashmap. I mean how to link ArrayList and HashMap.I know this is not good way of asking questions like this , but i need

 1 4073

class a extends b { } class b extends a { } why java doesn't support cyclic pls explain me with example

 3 8821

Can a class extend abstract class or interface? why

 4 8274

if the memory capacity is 700 presently occupied by process is 690. then another process request space(40) how this situation handled in java.

 4 5519

Java is based on pass by reference or pass by value ..

 6 9013

Can an abstract class have a constructor?

 1 8848

Differences between jdk 1.4 and 1.5

 6 15742

what is Thread priority?

 4 6597

What code optimizations techniques you follow in general practice?

 2 5961

suppose we have an interface & that interface contains five methods. if a class implements that interface then we have to bound that to give tha definition of all five methods in that class. If we declare that class as abstract then can we call only two methods to give the deinition of that method & i don't want to give the definition of all the methods? can it possible

 6 8285

java program that takes a 3 digit number n and finds out whether the number 2^n + 1 is prime, or if it is not prime find out its factors.

 7 8440

how can i take the inputs from users in java program?

 7 9400

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Wipro Core Java Interview Questions


Un-Answered Questions

Explain promise in javascript?

442

How is it possible to return a value from a function?

547

How to perform Transaction query in WCF?

529

What are some common themes?

103

Order the following from the worst electrical conductor to the best electrical conductor? Glass, rubber, iron, dry wood

494




What is the difference between a generic servlet and http servlet?

528

How to set and get config item value in codeigniter?

283

What test you perform mostly? Regression or retesting in your testing process?

581

In maven what are the two setting files called and what is their location?

127

What is inline customization?

333

What is a tag file in jsp?

511

Explain the advantages of inheritance.

682

Explain how to import list of values?

546

How can you represent a linked list node?

558

What kind of machine is more powerful than a server?

600