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Cognizant Core Java Interview Questions

Questions Answers Views Company eMail

How OOPS concept is achieved in Java?

6 25263

Explain difference between final, finally and finalize?

3 29478

what is the difference between abstract class and Interface?where we can use it in realtime projects?

23 71278

explain System.out.println

107 201850

What is hard code & soft code?

7 61394

What is Hash Code in Java?

6 15991

What are uses of Hash Code?

2 7461

Difference between interface and abstract class with ex.

4 9614

What is multithreading ???? How to stop multithrading in java????

1 5383

Suppose there is an array list [10,5,20,19,15,24].Print them in ascending & descending order in collection framework concept ???

2 7056

What is default specifier ??? Use of default specifier ???

4 8540

Is Java Class Threadsafe ????? How to make Java class Thread safe??

2 7954

I have a string like _a01_a02_a03_ and another string like _2_1.5_4_ as input.I want to extract a01,a02... to a string array and 2,1.5,etc to a double array with a01 corresponds to 2 and a02 to 1.5 etc. Need code in core java.. Can you do it?

1 4323

What are non-access modifiers?

2 3823

Why do we need to override equals() and hascode() method of object class?

1 3581

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Cognizant Core Java Interview Questions

Cognizant Core Java Interview Questions (18)

Un-Answered Questions

List some of the classes used by system.data namespace?

827

What is the properties class in java programming?

1004

Tell me which namespace are used for accessing the data?

995

How can listbox be made to scroll smoothly?

159

Explain case statement in Ruby?

Explain techno-fossils?

785

Can I use java to create or manage xml files?

942

What is a linear regression?

370

how to use custom field validation

2480

What is the use of component scan in spring?

428

What is udp in java?

978

How has technology effected the way that we receive news

2670

What is off page seo?

1255

over all details about tax what is mean by headge fund and detail explanation?

2231

Explain about your project and its relation to the current job position you are applying to?

1004