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Cognizant Core Java Interview Questions
Questions Answers Views Company eMail

How OOPS concept is achieved in Java?

 6 22622

Explain difference between final, finally and finalize?

 3 27610

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

 23 65287

explain System.out.println

 107 179315

What is hard code & soft code?

 7 58432

What is Hash Code in Java?

 6 14090

What are uses of Hash Code?

 2 6473

Difference between interface and abstract class with ex.

 4 8160

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

 1 4617

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

 2 6182

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

 4 6844

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

 2 7039

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 3640

What are non-access modifiers?

 2 2922

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

 1 2649

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Cognizant Core Java Interview Questions


Un-Answered Questions

How to write a test case for an extra Commerce website can any one tell this with the help of a table

1260

How do you ungroup worksheets in excel?

302

How do I multiply two columns in excel?

343

Explain the concept of the distributed systems?

638

what are numeric data types? : Sql dba

615




What is the Resposiblity of Electrical Utility Engineer

2460

Tell me the hierarchy of uibutton.

610

describe about metadata object? : Sas-di

660

can any one suggest paper presentation topies for electrical engg?

1546

What type of elements can be hosted in a ToolBar?

107

Can we say that wpf is the replacement of directx?

142

What is the difference between a role and profile in salesforce?

235

What do you mean by cell in computer?

313

What is print format value interpolation?

460

What’s an advantage of tableau extract file over the live connection?

204