the purpose of an index, a database front-end application, and a form.

1.In 1-2 lines – What is the purpose of an index?
2.In 1-2 lines – What is the purpose of database front-end applications?
3.In 1-2 lines – What is the purpose of a form? a report?
4.In 1-2 lines – Define data accuracy.
5.In 1-2 lines – Define data uniqueness.
6.In 1-2 lines – Define data completeness.
7.In 1-2 lines – Define data consistency.
8.In 1-2 lines – Define data timeliness.
9.In 1-2 lines – Define data conformity.
10.In 1-2 lines – What is a database-enabled website? What is the advantage of it?