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Cognizant Core Java Interview Questions
Questions Answers Views Company eMail

How OOPS concept is achieved in Java?

6 18558

Explain difference between final, finally and finalize?

3 25258

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

23 57060

explain System.out.println

107 147584

What is hard code & soft code?

7 51525

What is Hash Code in Java?

6 11463

What are uses of Hash Code?

2 5107

Difference between interface and abstract class with ex.

4 6392

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

1 3513

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

2 4479

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

4 4732

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

2 5549

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 2482

What are non-access modifiers?

2 1543

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

1 1532

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Cognizant Core Java Interview Questions

Un-Answered Questions

What do you mean by phasors?


How can I delete the above index named index_bonuspay?


What does remove-spouser do?


What command is used to see how to use the bin/solr script?


Describe the root account?


What is "GraphX" in Spark?


Explain PDE.


What is slip in an induction motor?


What URL do you use for opening BI launch pad?


What is the difference between machine learning and artificial intelligence?


Explain Pension Policies.


certificate of export is for which items?


What does bode plots shows?


what mean by analog ,digital,numerical meters and relays? say the example?


is it possible to print selections of text rather than entire messages?