what is data access layer?

Answer Posted / mvkotekar

DAL stands for Data Access Layer one of the design patterns
used in application Design architecture. DAL used in
UI ->BL->DAL->DB

The IO from UI is passed to BL. The BL talks with DAL for
retriving and updating values in the database. DAL forms a
bridge between the Buisness Logic (BL) and the Database (DB).

Is This Answer Correct ?    2 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Where should we use singleton design pattern?

544


Which design pattern is mvc?

626


Can we make the reference instance non static?

547


What is factory method in design pattern?

562


What are the types of participants of the prototype design pattern you will get?

582






Why is singleton bad?

573


Which design patterns have you used in your project ?

569


What is the executor design pattern?

727


Contact a system development program in your organization. Research how they analyzed their SYSTEM OF INTEREST (SOI), its OPERATING ENVIRONMENT, and their respective system elements. How was this analysis reflected in the SOI architecture?

3630


Can we have this pattern implemented using static class?

571


When should design patterns be used?

588


What are useful tools for developing and testing color schemes for web sites?

2024


Which design pattern is mostly used in net?

578


What is lexi design pattern?

710


What is the difference between factory and abstract factory design pattern?

578