Database Systems - Section 5 Multiple Questions and Answers.
Exercise Questions ::
Database Systems
31. | A large computer information system maintains many different computer files. Which amongst them is called a perpetual file? |
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| A. | Specialized file |
| B. | Log file |
| C. | Master file |
| D. | Update file |
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Published by:Michael Daani
32. | A file produced by a spreadsheet |
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| A. | is generally stored on disk in an ASCII text format |
| B. | can be used as it by the DBMS |
| C. | can be used for graphic |
| D. | All of the above |
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Published by:Michael Daani
Published by:Michael Daani
34. | Which of the following is true of a network structure? |
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| A. | It is a physical representation of the data |
| B. | It allows a many-to-many relationship |
| C. | It is conceptually simple |
| D. | It will be the dominant data base of the future |
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Published by:Michael Daani
35. | In SQL, GRANT command is used to |
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| A. | allow user to access databases |
| B. | allow user to create databases |
| C. | grant system privileges, roles, and object privileges to uses and roles |
| D. | choose auditing for specific SQL commands |
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Published by:Michael Daani
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