Where does ADO.NET and XML web services come in the
architecture ?



Where does ADO.NET and XML web services come in the architecture ?..

Answer / r.bala

In 3-tier Architecture, three layers are
1. Presentation Layer -> For Only Presentation & Post the
Data to Business Object layer & Vice versa
2. Business Object Layer -> For Verfication & Posting the
Data to Data Access Layer & Vice versa
3. Data Access Layer -> Deals with the Database
Ado.Net - Comes in DAL Layer ( Data Access Layer)
XML Webservies - Comes in BOL Layer (Business Object Layer)

Is This Answer Correct ?    24 Yes 3 No

Post New Answer

More ADO.NET Interview Questions

What is Pooling? what is data pooling? what is sql pooling?

3 Answers   TCS,


What is difference between executenonquery and executequery?

0 Answers  


What is read only and forward only in ado.net?

0 Answers  


Is it possible to edit data in Repeater control?

0 Answers  


What are the three Ado objects?

6 Answers   Microsoft, StarSoft,






What is the difference between data grid and data repeater?

0 Answers  


Which name space is used to get assembly details?

0 Answers  


How is it possible to get 2 tables of data at a time by using data reader?

0 Answers  


What DataReader class do in ADO.NET ?

0 Answers   NA,


What is the procedure to call a Stored Procedure of Back End in ADO (ActiveX Data Object) and RDO (Remote Data Objects)?

0 Answers   CGI,


List all the steps in order, to access a database through ado.net?

0 Answers  


When multiple users attempt to modify data at the same time Ex user 1 is updating record at same time user2 deleted record sucessfully.now user1 has press update button . how to handle concurrency

4 Answers   Digital Group,


Categories