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Cognizant Core Java Interview Questions
Questions Answers Views Company eMail

How OOPS concept is achieved in Java?

 6 25865

Explain difference between final, finally and finalize?

 3 29858

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

 23 72771

explain System.out.println

 107 208315

What is hard code & soft code?

 7 62078

What is Hash Code in Java?

 6 16456

What are uses of Hash Code?

 2 7693

Difference between interface and abstract class with ex.

 4 9990

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

 1 5562

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

 2 7295

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

 4 8944

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

 2 8188

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 4499

What are non-access modifiers?

 2 4061

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

 1 3771

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Cognizant Core Java Interview Questions


Un-Answered Questions

Where did you travelled last time

3226

Hi, I'm planning to write COG-132 exam so looking out for dumps. If anybody is having then please e-mail me at afrinshaikh86@gmail.com. your help would be appreciated. -Regards Afrin

2225

please give some hindalco placement papers for written exam

1945

What is the latest version of sqoop?

104

What was your role in the silicon evaluation/product ramp? What tools did you use?

2068

SUPPOSSED IF IAM A FRESHER, THEN WHAT SHOULD I ANSWER TO INTERVIEWER. IF HE ASKED "DO YOU HAVE ANY EXPERIENCE"

2491

plz send me karnataka bank previous exam question papers for officers post,my email id is psreedharmahesh@gmail.com thanks in advance....

3073

How do I put text on the next line in html?

896

dear sir/madam, I had applied for the post of officer trainee so plz if u have any papers both technical or aptitude plz inform me on sonalichavan01@gmail.com

2484

1.Please tell me a little about your country. 2.How long have you been in the U.S.? 3.What do you remember about your education when you first started school? 4.Can you please tell me about the curriculum (classes) that you were required to take in high school? 5.How many students were in a typical class in your high school? 6.What were the classes like….was it mostly controlled by the teacher or did students work in groups and interact with one another as well as the teacher? 7.Are there differences between your school experience in your home country and the way classes are taught here? If the answer is ‘yes’, please describe the differences. 8.Do you think that high school was difficult and challenging or was it quite easy for you? 9.Did you enjoy high school? Why or why not? 10.Do you have anything else you’d like to tell me?

2112

CAN ANY ONE SEND ME THE RRB SECTION ENG. Q-PAPER .. MY MAIL ID :suresh25siva@yahoo.com, suresh.sivakumar@tcs.com

2186

can anyone help me in getting unix on manual testing i.e can u forward material & web sites to my mail id (suresh_57599@yahoo.com) to understand how the work flow working on manual testing on unix and the contents.plzzzzzzzz help me its urgent.

2031

What is the java api?

1032

Explain how to save screen from an xna app?

1058

Hi, Need a interview question and answer for different company's please revert me soon Yash

2494