Quiz1

1- SQL is a short form of ____________________________.

2- An ER model is usually used during the build and document phase of the system development life cycle. (True/ False)

3- In an ER model, we identify mandatory attributes with an asterisk. (True/ False)

4- A column is

A- A single record of a relation

B- A field without a value

C- An attribute of a relation

5- The system development life cycle includes five phases: strategy and analysis, design, build and document, transition, and production. (True/ False)