Soon, i will provide a complete article on this and for SQL interview questions, you can visit here.

That is a big "it depends" question.  OLAP is used for reporting and analytics.  OLTP is used for transactional data.

If you have a bunch of data used for application...

Hi Ankit,

These three are different types of certifications, the first one is for the associate level. So Being a fresher, You can start with the first one. To know about...

Hi Arjun,

As and every certification has there own importance and are important as per their level, Few of them are for beginner and few of them are for advanced developers.

The...