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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 5161

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 13364

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 5358

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 45618

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

3 12268

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

6 11611

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

2 6416

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?

2321

JVM responsibility?

6 16303

explain Anonynous inner class?

6 9719

Differences between jdk 1.4 and 1.5

6 17768

what is check p object in java

1 4492

what is the replacement method of stop() of thread

8 12705

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 5993

What code optimizations techniques you follow in general practice?

2 7093

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TCS Core Java Interview Questions

TCS Core Java Interview Questions (175)

Un-Answered Questions

What is gos in gsm technology?

1041

Would you tell me something about glyphicons and how are they written in our code?

what do u mean by bridge group? where we r using this one?

2038

What is the difference between xml and xslt?

948

How can we debug a loadrunner script?

1140

Why is microsoft azure good?

721

What is the Difference between WM and EWM?

1337

What is the role of education in preparing society for widespread AI adoption?

What method does android follow to track applications?

981

Is mysql a backend?

964

How does finally block differ from finalize() method?

1106

What does the company do? - Venture Capitalists

1092

What is Dynamic finders ?

972

What is your approach to edit a copy?

565

What's the difference between spring and spring boot? : Spring Boot

551