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Database Systems - Section 7 Multiple Questions and Answers.
| 31. | Batch processing is appropriate if | ||
| A. | a large computer system is available | ||
| B. | only a small computer system is available | ||
| C. | only a few transactions are involved | ||
| D. | None of the above | ||
| 32. | What is the abbreviation used for a software package that permits the users to create, retrieve and maintain records in a database? | ||
| A. | DASD | ||
| B. | FMS | ||
| C. | EMMS | ||
| D. | DBMS | ||
| 33. | Which of the following is not an advantage of the data-base approach? | ||
| A. | elimination of the data redundancy | ||
| B. | ability to associate related data | ||
| C. | increased security | ||
| D. | All of the above | ||
| 34. | Data encryption techniques are particularly useful for | ||
| A. | reducing storage space requirements | ||
| B. | improving data integrity | ||
| C. | protecting data in data communication systems | ||
| D. | All of the above | ||
| 35. | It is more accurate to define a _____ as a variety of different record types that are treated as a single unit | ||
| A. | Database | ||
| B. | Table | ||
| C. | Record | ||
| D. | Flat File | ||
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