What is data access layer?
Submitted by: AdministratorData Access layer is actually a part of Architecture layer. It has 2 tier,3 tier or N tier Layer. Generally we use 3 tier Layer 1) Presentation layer,Business Logic layer and then Data Access Layer. Data Access layer is a medium to talk between database and Business Logic layer.
It helps to maintain flexibility,resuablity and even secuity also. In security SQL Injection can be stopped with 3 iter Archietcture.
Submitted by: Administrator
It helps to maintain flexibility,resuablity and even secuity also. In security SQL Injection can be stopped with 3 iter Archietcture.
Submitted by: Administrator
Read Online ADO.NET Job Interview Questions And Answers
Top ADO.NET Questions
☺ | Which one of the following objects is a high-level abstraction of the Connection and Command objects in ADO.NET? |
☺ | Difference between SqlCommand and SqlCommandBuilder? |
☺ | Can dataReader hold data from multiple tables? |
☺ | What provider ADO.net use by default? |
☺ | What is different between SqlCommand object and Command Behavior Object? |
Top Dot Net Technologies Categories
☺ | MSF Interview Questions. |
☺ | .Net Architecture Interview Questions. |
☺ | ASP.Net MVC Interview Questions. |
☺ | Entity Framework Interview Questions. |
☺ | C# (Sharp) Programming Language Interview Questions. |