JDBC abstraction and DAO module
Illustrate JDBC abstraction and DAO module?
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Using DAO module you can keep up a database code simple and clean, and prevent problems which result from a failure to close database resources. A new layer of important exceptions on the top of error messages given by many database servers is bought in DAO module. In addition, DAO module uses Spring’s AOP module to provide transaction management services for the objects in a Spring application.
Describe the AOP module?
Is JVM platform independent?
Elaborate the states associated in the thread?
hatcher also created the accompanying Level 1 data flow diagram for this process. Unfortunately, this DFD has numerous syntax and semantic errors. Identify the errors. Redraw the DFD to more correctly represent the receive supplier shipments process.
Briefly describe the state of deadlock?
Illustrate Application Context in brief?
What is web module?
Elaborate synchronized methods and synchronized statements?
Is there present a discrete stack for each thread in Java?
Define the types of Dependency Injection Spring supports briefly?
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