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Database Systems - Section 5 Multiple Questions and Answers.
| 36. | The highest level in the hierarchy of data organization is called | ||
| A. | data bank | ||
| B. | database | ||
| C. | data file | ||
| D. | data record | ||
| 37. | The logical data structure with a one-to-many relationship is a : | ||
| A. | network | ||
| B. | tree | ||
| C. | chain | ||
| D. | relational | ||
| 38. | Updating a database means | ||
| A. | revising the file structure | ||
| B. | reorganizing the database | ||
| C. | modifying or adding record occurrences | ||
| D. | All of the above | ||
| 39. | In SQL, which command(s) is(are) used to enable/disable all triggers on a table? | ||
| A. | ALTER TRIGGERS | ||
| B. | ALTER TABLE | ||
| C. | MODIFY TRIGGERS IN TABLE | ||
| D. | All of the above | ||
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