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  • Cognizant aptitute test questions (20)
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  • Cognizant technical test questions (19)



Cognizant Core Java Interview Questions
Questions Answers Views Company eMail

How OOPS concept is achieved in Java?

6 17758

Explain difference between final, finally and finalize?

3 24642

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

23 55793

explain System.out.println

107 142404

What is hard code & soft code?

7 48727





What is Hash Code in Java?

6 10941

What are uses of Hash Code?

2 4791

Difference between interface and abstract class with ex.

4 6021

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

1 3208

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

2 4149

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

4 4333

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

2 5211

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 2200

What are non-access modifiers?

2 1243

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

1 1253

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Un-Answered Questions

What is the formula to calculate the no load current of a single & three phase induction motor

940


Describe sample of Bacteria Blu-o-gal ?

852


how can be calibrate flow indication transmitter (rosemount) it shows excess milli amps nearly about 24 ma on full scale, but its scale was set on 20ma on full scale..???how can be simiulate..???

942


Hi, can explain the draw back of manual testing.plz send me the answer to my mail id deepthip1985@gmail.com

646


Is interest of a business unit Operating Expense or Non Operating Expense

620






What is the average number of transmission required to send a frame of length 1600 bytes correctly, if the bit error rate is 1 x 10-6.

276


As soon as you get a build ,what would you ask your testing team to do?

515


We have Demin Closed cooling water system with expansion tank for cooling oil system. Expansion tank having N2 bladder. Whenever N2 bladder bursts out, Closed cooling water circuit pressure drops and make-up happening, eventhough there is no leaks. And how Circuit pressure drops?

490


Why two phase welding machine is used instead of three phase welding machine.

464


anybody, Please send me the NIC(scientific officer/programmer) model questions papers to this mail id:imtiyazahamed14@gmail.com

720


How to define the service contract user and accessibility?

605


What is the basic deference between goals and objective?

935


when are objects are passed from task to the change request?

835


Hello Sir, My Name is Shoaib, I am Novice in Accounting Field. I want to learn the simple & step by step, procedure to final my company account. Please Help

537


HI FRNDS, I HAVE 2.5 years OF exp In Manual Testing,Plz let me know if thr r any oppurtunities in any company in Bangalore ID:dsnithi@gmail.com Thanks in Advance

831






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