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 2478

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 1752

what is a Daemon Thread?

2 2650




How to synchronize jsp page?

TCS, Infotech,

1 5192

what are design patterns in java?give with example?

HCL, iGate,

2 4352

Why JDBC has introduced

4 5050

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

1 2190

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

iTrust,

1 2516




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 5107

How many JSP scripting elements and what are they?

TCS,

4 3466

What are the implicit objects?

HCL,

2 5315

which book is better for jdbc ,servlets and jsp

TCS,

896

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

TCS, SAP Labs,

985

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

1 1294

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

1 2319


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Un-Answered Questions { Advanced Java }

To identify IDL language what mapping mechanism is used?

2605


Why use a datasource when you can directly specify a connection details? (in a J2EE application)

2393


what is an isolation level?

1458


AS a developer will u create a data source in connection pool? If so how will u do that, how to access the object from connection pool using IRAD tool?

882


Do we need to override service() method

315






Define the remote object implementation?

1207


Explain about thread synchronization inside a monitor?

1326


How database connectivity in XML is achieved?

1039


Describe responsibilities of Activator?

867


what is the use of State Factories?

1174


Difference between DurableSubscription and non- DurableSubscription?

986


what are getters and setters in Java with examples?

547


what are RemoteObjects?

1501


wahts is mean by dynavalidatorform in struts/

757


why static class in java

565