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TCS Core Java Interview Questions

Questions Answers Views Company eMail

I need to know about complete topic in java's collections i with an examples

1 5073

What will happen inside init() in servlet. my interviewer asked servlet lifecycle. i said "once servlet is loaded in to memory init() will be called which performs servlet initialization " . Again interview asked what values will be initialized . what is difference between init() and init(ServletConfig config).

2 13279

I need some details about an employee. i have only the employee id in my presentation layer(JSP).I entered that ID and click "Show Details" Button. Question is how the JSP pass that id to Controller layer and DAO and what mechanism we are using to retrive data from DB and how the data passed to JSP as a Output. Please explain in detail.

1 5289

My application URL : http://localhost:8080/Application/Login.jsp. When a user enter this url in IE then, how it get Login.JSP Page exactly? what are the processes will happen from when we submit the URL to get Login.jsp?

3 45445

What is Three tier architecture. Can anyone explain with a Ordinary web application Project? (JSP,Servlets,JAVA,DAO) ?

3 12173

We can write any Java Logics in our JSP. Then why we are using servlets(Controller Layer) to interact with the DAO ?

6 11409

what is the use of clone method? why user cant overwrite in sub class without its proper defination.

2 6292

2) Suppose there are 5 directories having lot of files (say txt files) in each directory. 2 things :- 2.1) You want to search for filenames which have a particular pattern. 2.2) Out of these filtered files you want to search for a particular keyword or a search string. How can you achieve this?

2285

JVM responsibility?

6 16135

explain Anonynous inner class?

6 9565

Differences between jdk 1.4 and 1.5

6 17591

what is check p object in java

1 4392

what is the replacement method of stop() of thread

8 12507

what is the output??????? public class multireturn { public(int assign x ( int x) { if(4==x) { return 7; } else if (7=x+3) { return 6; } return 5; } }

3 5881

What code optimizations techniques you follow in general practice?

2 6996

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TCS Core Java Interview Questions

TCS Core Java Interview Questions (175)

Un-Answered Questions

what is the reproductive cycle of non flowering plants?

2172

please tell me any easy ways of testing the Data warehouse project. In my project we are not using any tools for ETL. we are writing scripts in SCRIPTELLA. And we using Pentaho tool for Reporting How can i test all these. please tell me ASAP. thanks in adavance

2483

Explain what is power center repository?

1007

what kind of technical test that i need to learn because i have an interview tomorrow.. please someone help me..

2036

How do I merge cells in word 2013?

571

Will Uber cause city congestion?

422

If we connect a motor and generator together (I mean that the generator gives the motor electricity and the motor gives the generator movement) regardless the losses. Will the generator still generate and the motor still move?

2288

Which domain study artificial included?

2598

how to debug a document manager in oracle apps?

1090

What are the three types of websites?

820

Explain how to implement workflow in sharepoint?

784

What is the difference between myisam and innodb?

1045

Tell me what is metallic fibers?

what is the similarity between networking devices?

2217

Page replacement algorithm in Operating System?

1092