OAF Interview Questions - 2

1.) Can we Place the Items with out regions?
No

2.) Difference Between OAF Pages and Oracle Forms?

3.) Difference Between OAF Pages and ADF?

4.) What is the Advanced Version to ADF? Jet

5.) What Archetecture is there in ADF ? MVC1 and MVC2.

6.) What Archetectue is used in OAF? MVC

7.) What are the Roles and Responsibilities in OAF?
->Develop New Pages from Scratch (Custom Module)
->Customisation of Existing Custom Pages (Custom Module)
->Extension of OAF Pages from Oracle Std Modules (Std Modules)
-> Personalisation of OAF Pages from Oracle Std Modules (Std Modules)
-> Upgradation of OAF Pages from lower version of oracle apps to higher version of oracle apps

8) What is the difference between customisation and Extension?
Whenever changing the Custom Page then it is called customisation. Whenever we are
modifying the Standard page then it is called extension.

9.) How Can you Identiy a Standard Page or Custom Page.
Go to About this Page and see the path.

10. what is MVC Architecture?
Model
View
Controller

Model will Interact all the data base objects. Tables, Views and Synonyms. We can Interact with database using Entity Objects EO, View Objects VO, Assosiation Links AL, Entity Assosiation EA.

EO: Entity object which used to fetch the data from Tables, Vies and Synonyms

VO: View Object which is used to fetch the DML Queries

VL: View Link which is having relation between two View Objects

EA: Entity Assosiation is having the relation between two Entity Objects

Transactions: OADB Transactions

Commit/Rollback/Savepoint/Sequences/plsql/proc/functions

View is the Fornt End Screen Which the User is able to View objects.

Controller: Get and Post: When ever the data coming by default then it is called Get. When Ever the data wants to be printed by clicking button then it is called POST.