This is the most practical oriented Java Interview Questions which may be asked during the Interview by the Interviewer.

Driver Manager:

• Manages a list of database drivers.
• Matches connection requests from the java application with the proper database driver using communication

Driver:

• The database communications link, handling all communication with the database.
• Normally, once the driver is loaded, the developer need not call it explicitly.

Connection

• Interface with all methods for contacting a database
• Represents communication context, i.e., all communication with database is through connection object only.

Statement

• Encapsulates an SQL statement which is passed to the database to be parsed, compiled, planned and executed.

Result Set

• The ResultSet represents set of rows retrieved due to query execution

Data source

• is a facility for storing data
• Data Source may point to RDBMS, file system, any DBMS

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