1.The DBMS acts as an interface between what two components of an enterprise-class database system?
Database application and the database
Data and the database
The user and the database application
Database application and SQL

2. Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM?

IDMS
DB2
dBase-II
R:base

3. SQL stands for

Structured Query Language
Sequential Query Language
Structured Question Language
Sequential Question Language

Oh! correct.You got 10 point.