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Database Systems - Section 6 Multiple Questions and Answers.
| 21. | If you want your database to include methods, you should use a _____ database. | ||
| A. | Network | ||
| B. | Distributed | ||
| C. | Hierarchical | ||
| D. | Object-Oriented | ||
| 22. | In SQL, which of the following is not a data Manipulation Language Commands? | ||
| A. | DELETE | ||
| B. | SELECT | ||
| C. | UPDATE | ||
| D. | CREATE | ||
| 23. | Which of the following is not characteristic of a relational database model? | ||
| A. | tables | ||
| B. | treelike structure | ||
| C. | complex logical relationships | ||
| D. | records | ||
| 24. | A computer file contains several records. What does each record contain? | ||
| A. | Bytes | ||
| B. | Words | ||
| C. | Fields | ||
| D. | Database | ||
| 25. | In SQL, the CREATE VIEW command is used | ||
| A. | to recompile view | ||
| B. | to define a view of one or more tables or views | ||
| C. | to recompile a table | ||
| D. | to create a trigger | ||
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