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|Java - Interview Questions and Answers|
|Ans. 1. No need to know SQL, RDBMS, and DB Schema.|
2. Underlying Database can be changed without much effort by changing SQL dialect and DB connection.
3.Improved Performance by means of Caching.
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|Difference between first level and second level cache in hibernate ?|
|How does making string as immutable helps with securing information ? How does String Pool pose a security threat ?|
| Collections.sort can only be performed on ..|
d. Any Collection implementation
|How to configure second level cache in Hibernate ?|
|What things you would care about to improve the performance of Application if its identified that its DB communication that needs to be improved ?|
| Which of the following Java feature promotes access protection or Hiding ?|
|What are the pre-requisite for the collection to perform Binary Search ?|
|What is the purpose of dialect configured in Hibernate configuration file ?|
|What are the steps to be performed while coding Junit with Mocking framework ?|