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What is the J2EE module?
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Can u give me sample code for ServiceImpl and DaoImpl, in j2ee .
Since we can create managed bean by two ways as, we can define the bean name in faces-config.xml file so that page can use that OR we can write annotation on bean class so that it is automatically assign to page but I want to know which one is good programming practice ? And also mention disadvantage of other which should not prefer ... Thanking you...
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Core Java 
