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Database Systems

1. Which of the following products was the first to implement true relational algebra in a PC DBMS?

1. IDMS

2. Oracle

3. dBase-II

4. R:base

Answer

2. SQL stands for ________ .

1. Structured Query Language

2. Sequential Query Language

3. Structured Question Language

4. Sequential Question Language

Answer

3. Because it contains a description of its own structure, a database is considered to be ________ .

1. described

2. metadata compatible

3. self-describing

4. an application program

Answer

4. The following are functions of a DBMS except ________ .

1. creating and processing forms

2. creating databases

3. processing data

4. administrating databases

Answer

5. Helping people keep track of things is the purpose of a(n) ________ .

1. database

2. table

3. instance

4. relationship

Answer