McqMate
| Q. |
The purpose of the primary key in a database is to : |
| A. | unlock the database |
| B. | provide a map of the data |
| C. | uniquely identify a record |
| D. | establish constraints on database operations |
| E. | None of these |
| Answer» B. provide a map of the data | |
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Important Computer MCQs For Competitive Exams part-1No comments yet