Spring JBDC Interview Questions and Answers - 3
Question: 11
How can we store and retrieve images from the database?
By using PreparedStatement interface, we can store and retrieve images.
Question: 12
Which Driver is preferable for using JDBC API in Applets?
Type – 4 Drivers
Question: 13
What do you mean by isolation level?
Isolation means that the business logic can proceed without consideration for the other activities of the system.
Question: 14
What are batch updates?
Batch Update facility allows multiple update operations to be submitted to a database for processing at once.
Using batch updates will improve the performance.
Question: 15
What Class.forName() method will do?
Class.forName() is used to load the Driver class which is used to connect the application with Database.
Here Driver class is a Java class provided by Database vendor.
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