MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Database knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The _______operation performs a set union of two similarly structured tables |
| A. | Union |
| B. | Join |
| C. | Product |
| D. | Intersect |
| Answer» B. Join | |
| 2. |
Student(ID, name, dept name, tot_cred)In this query which attributes form the primary key? |
| A. | Name |
| B. | Dept |
| C. | Tot_cred |
| D. | ID |
| Answer» E. | |
| 3. |
Using which language can a user request information from a database? |
| A. | Query |
| B. | Relational |
| C. | Structural |
| D. | Compiler |
| Answer» B. Relational | |