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Database Systems - Section 5 Multiple Questions and Answers.
| 6. | What is the language used by most of the DBMSs for helping their users to access data? | ||
| A. | High level language | ||
| B. | Query language | ||
| C. | SQL | ||
| D. | 4GL | ||
| 7. | Data item characteristics that are important in data management include | ||
| A. | punctuation | ||
| B. | language | ||
| C. | spelling | ||
| D. | width | ||
| 8. | In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction? | ||
| A. | ZIP | ||
| B. | PACK | ||
| C. | COMMIT | ||
| D. | SAVE | ||
| 9. | Periodically adding, changing and deleting file records is called file | ||
| A. | Updating | ||
| B. | upgrading | ||
| C. | restructuring | ||
| D. | renewing | ||
| 10. | Sort/report generators | ||
| A. | are faster than index/report generators | ||
| B. | require more disk space than index/report generators | ||
| C. | do not need to sort before generating a report | ||
| D. | both (a) and (b) | ||
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