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Database Systems - Section 7 Multiple Questions and Answers.
| 1. | In SQL, which command is used to select data in rows and column from one or more tables? | ||
| A. | CHOOSE | ||
| B. | SELECT | ||
| C. | LIST | ||
| D. | BROWSE | ||
| 2. | A scheme describes | ||
| A. | data elements | ||
| B. | records and files | ||
| C. | record relationships | ||
| D. | All of the above | ||
| 3. | A report form | ||
| A. | appears on the computer monitor during data entry | ||
| B. | is used during report generation to format data | ||
| C. | both (a) and (b) | ||
| D. | All of the above | ||
| 4. | A computer file can be best described as | ||
| A. | a single data item | ||
| B. | a general collection of data items | ||
| C. | an orderly collection of data items | ||
| D. | a random collection of data items | ||
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