APPENDIX
I
Mastery Check Answers
Chapter 1
True or False:
1. Relational Software, Inc. became Oracle Corporation.
True. Software Development Laboratories (SDL) led to the formation of Relational Software, Inc. (RSI), which in turn led to the formation of Oracle Corporation.
2. Relational databases store information about how data is stored.
True. Relational databases store information about how data is stored, and this type of information is called the data catalog or data dictionary.
3. Relational databases store data.
True. Relational databases store data in tables.
4. SQL is an imperative language that lets you work in the Oracle ...
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