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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 4900

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

46 108927

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 2693

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 5455

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

3 9933

Can a class extend abstract class or interface? why

4 9668

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 6998

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

6 10938

Can an abstract class have a constructor?

1 9614

Differences between jdk 1.4 and 1.5

6 17594

what is Thread priority?

4 8085

What code optimizations techniques you follow in general practice?

2 6997

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 10207

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 10224

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

7 11443

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Wipro Core Java Interview Questions

Wipro Core Java Interview Questions (102)

Un-Answered Questions

How do you modify a table in sql?

1126

Assuming that the database is installed and properly configured, how do you configure the remaining components to connect 2-tier, 3-tier, 4-tier(via web)?

1225

Is math class static in java?

1126

How much does robotic automation cost?

what rectifiers is and what are the types of rectifiers?

1153

What are a trap and trapdoor?

1072

In a container there are 5 components. I want to display all the component names, how will you do that?

2192

How does @transactional works in spring?

455

Can you use a generator to create iterators?

400

What are some advantages of using ruby?

How do you define B.G?

1059

What are called conditions?

912

hi i have domin experience of 20 yrs working in Army for HR and payroll now i have done my Oracle HRMS training from Hyd. what is the future for me in MNCs. thanks my id is romeoalewis@gmail.com

2735

What is thread dump?

941

Reason for capillary type dp level transmitter fluctuation

1982