MCQOPTIONS
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MCQOPTIONS
This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Rdbms knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following data types does the SQL standard not support? |
| A. | char(n) |
| B. | String(n) |
| C. | varchar(n) |
| D. | float(n) |
| Answer» C. varchar(n) | |
| 2. |
Which of the following information does an SQL DDL not specify? |
| A. | The schema for each relation |
| B. | The integrity constraints |
| C. | The operations on the tuples |
| D. | The security and authorization information for each relation |
| Answer» D. The security and authorization information for each relation | |