What is need of DAO? Write one simple DAO example?
Answer Posted / ankit
DAO(Data Access logic) provide the machanism to saperate our bussiness logic from data access logic and both code can be change independently that lead to flexibility in our application. and it also provide security because when will see spurce code from web page only the business logic can be seen and cant see the data access logic . and it also provide reusability
| Is This Answer Correct ? | 7 Yes | 0 No |
Post New Answer View All Answers
What is the use of hashcode in java ?
What is java collection? : java collections
Hi frnds how to lock an user when he enter wrong credentials more than 3 time using java or j2ee tech take username and password in a bean no need to connect DB and validate give me some sample application code or links its urgent for me thanks in advance
What are the main classes of the list interfaces? : java collections
How do I find jre path in windows?
Should we create system software ( e.g operating system ) in java ?
What is an algorithm in java collection framework? : java collections
What is deque in the java collections framework? : java collections
What are the types of interface used in the java collections? : java collections
Explain the OOPS concept in Realtime Scenarion ? Take example as CAR. Please explain indetail ?
Hi we have an urgent requirement for Java/J2ee technical lead position & also looking for "Java Guidewire claimcentre" experienced professional for Bangalore location if interested can reach srisanh@gmail.com
How is hashset maintained in memory by java ?
Which sorting algorithm is used by collections.sort() in java ?
What is the use of the list interface in the java collection? : java collections
What are the different types of collections views being provided by the map interface? : java collections