Advanced Java Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Advanced Java Interview Questions

Questions Answers Views Company eMail

i have a 1000 objects in data base i need to display those in jsp's how can i retrive those objects in jsp. (consider the performance issue)

2 4750

What is the O/P of the below Code Snippet ? And how does it imply the concept of call-by-value/call-by-reference. (Note : Pls ignore syntx errors) public class One { sop ("Into One--"); } public class Two extends One{ sop ("Into Two--"); } public class Home { One a; Two t; public static void main(argv[]) { sop ("In Home--"); sop(One.a); sop(Two.a); sop(One.t); sop(Two.t); } }

Wipro,

2 4786

what is a Daemon Thread?

2 5102

How to synchronize jsp page?

Infotech, TCS,

1 7266

what are design patterns in java?give with example?

HCL, iGate,

2 6911

Why JDBC has introduced

4 8392

which is the better collection class if the requirement is only displaying the data

1 3909

if i know the lenght of collection in hand, should I use Array or Arraylist? justify

iTrust,

1 4337

1) what is synchronization? 2)write a program to show synchronization ? 3) what is orm? 4) what is getTemplete method and hw u use it? 5)write a singleton program ? 6) what is IOC concept & explain it? 7) methods of spring? 8)explain spring framework? 9)what are the oops concept? 10)what r the diff types of exception? 11)what is AOP(assepct oriented programing)? 12)jsp life cycle? 13)servlet life cycle? 14)how to u catch ur exception when executing a query in hibernate? 15)write javascript function? 16)write a querry to join two tables? 17)wap to show inheritance and use of interface? 18)explain the project? 19)in spring bean class uses singleton or prototype? 20)Explain prototype?

Cap Gemini,

1 7404

How many JSP scripting elements and what are they?

TCS,

4 7183

What are the implicit objects?

HCL,

2 7831

which book is better for jdbc ,servlets and jsp

TCS,

2053

how to use debug in my elipse to solve problems that exist in my project

SAP Labs, TCS,

2234

which of the following authentication is stronger than the others? a. Http Basic b. Http DIGEST c. Form based

1 2878

which deployment descriptor element is used to configure the authentication method? a. auth-config b. login-config c. sec-config

1 4452

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Un-Answered Questions { Advanced Java }

How database connectivity in XML is achieved?

2200

What are callback interfaces?

1058

What is in-memory replication?

1015

Describe responsibilities of Activator?

2182

Is infobus easy to use?

1002

Should synchronization primitives be used on bean methods?

1011

What is the difference between RMI registry and OS Agent?

1080

What is ioc concept?

1162

what are getters and setters in Java with examples?

1739

What’s jboss cache in short?

1065

Can you control when passivation occurs?

1021

A user of a web application sees a jsessionid argument in the URL whenever a resource is accessed. What does this mean? a. The form must have the field jsessionid b. URL rewriting is used as the session method c. Cookies are used for managing sessions

2197

In our urls and in the text of the buttons we have comma. Its causing an error. Is there a way to change the delimiting character for the menu arguments?

1127

hi friends, i have done my BE(CSE)at 2011 then i have joined one company before they asked me 50k so i paid but now they telling no project here so we r going to close like that so now i need any job i have good knowledge in core java and j2ee(jsp,servlet,jdbc) so if u know any job pl help me

2174

Where we can write Rmi registry in the code, without having to write it at the command prompt?

2735

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