Sunday, September 9, 2012

Explain the life cycle of JDBC.

The life cycle for a servlet comprises of the following phases:

• DriverManager : for managing a list of database drivers. 

• Driver : for communicating with the database. 

• Connection : for interfacing with all the methods for connecting a database.

• Statement : for encapsulating an SQL statement for passing to the database which had been parsed, compiled, planned and executed.

• ResultSet: for representing a set of rows retrieved for the query execution.

How to Calculate the Future Investment Value of Investment.

Below java program for calculate future investment value. Here calculate s using the formula futureInvestmentValue =investmentAmount x (...