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Cognizant Core Java Interview Questions
Questions Answers Views Company eMail

How OOPS concept is achieved in Java?

 6 25278

Explain difference between final, finally and finalize?

 3 29480

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

 23 71302

explain System.out.println

 107 201937

What is hard code & soft code?

 7 61404

What is Hash Code in Java?

 6 15997

What are uses of Hash Code?

 2 7466

Difference between interface and abstract class with ex.

 4 9619

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

 1 5386

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

 2 7060

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

 4 8545

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

 2 7957

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 4325

What are non-access modifiers?

 2 3827

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

 1 3584

Post New Cognizant Core Java Interview Questions


Cognizant Core Java Interview Questions


Un-Answered Questions

Tell me are you comfortable making cold calls here? : insurance cold calling

536

What is customization.

1124

What are the advantages of java beam?

1096

What are the difference between python and java?

1045

Define memory leak ?

1108

can i apply for rrb with my provisional certificate..........

1904

what is arc flash and what are the hazards involved

2158

Define polar co ordinates.

1221

What is performance testing and the bottlenecks of it?

466

How can you activate profiles?

181

What are the benefits of Struts framework?

1002

How do I create a post in wordpress?

162

What should I learn in python?

947

What is format painter in powerpoint?

460

In which language couchdb's early work was started?

1