MCQOPTIONS
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MCQOPTIONS
This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Database knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In the above teaches relation Select * from teaches where Year = 2010 displays how many rows? |
| A. | 2 |
| B. | 4 |
| C. | 5 |
| D. | 1 |
| Answer» B. 4 | |
| 2. |
The query which selects the Course_id CS-101 from the section relation is |
| A. | Select Course_id from section where Building = Richard ; |
| B. | Select Course_id from section where Year = 2009 ; |
| C. | Select Course_id from teaches where Building = Packyard ; |
| D. | Select Course_id from section where Sec_id = 3 ; |
| Answer» C. Select Course_id from teaches where Building = Packyard ; | |