1. The Web Analytics Association has its own soup of buzzwords from another era "Web Analytics is the measurement, collection, analysis and reporting of Internet data for the purposes of understanding and optimizing Web usage."
2. Yes, It is
Data-driven DSS. Most data-driven DSSs are targeted at managers, staff and also product/service suppliers. It is used to query a database or data warehouse to seek specific answers for specific purposes.
3. Hosted services are technology services offered to you or your company by a provider that hosts the physical servers running that service somewhere else. Access to the service is usually provided through a direct network connection that may or may not run via the Internet.
4.