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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?

4


How can I delete the above index named index_bonuspay?

25


What does remove-spouser do?

9


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

22


Describe the root account?

5






What is "GraphX" in Spark?

1


Explain PDE.

16


What is slip in an induction motor?

5


What URL do you use for opening BI launch pad?

8


What is the difference between machine learning and artificial intelligence?

3


Explain Pension Policies.

22


certificate of export is for which items?

863


What does bode plots shows?

1


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

923


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

1