Software Programming : Database Management QUESTIONS AND ANSWERS :: part11 : 6 to 10
Following Software Programming language Entrance Multiple choice objective type questions and answers will help you in Software Programming 2024 examinations :
6.State the effective way of using a relational data model. |
| Three-dimensional models must be created |
| There must be a minimum of four relationships |
| Flat files must be eliminated |
| Complex groupings of data must be streamlined |
| All of the above. |
7.What is the specific set of data from the database that is required by each user or application program called? |
| Data definition language |
| Data dictionary |
| Physical schema |
| Conceptual schema |
| Subschema. |
8.What is data integrity? |
| The inability to view a database because of system problems |
| Data being unavailable because it is being used by another user |
| Maintaining consistency of the data in a database |
| Preventing disclosure of information that causes harm |
| All of the above. |
9.Guidelines for creating tables in a relational database include which of the following? |
| Only one table in the database needs a primary key |
| The primary key need not be unique |
| Attributes may appear in several tables |
| Data must be atomic |
| All of the above. |
10.What is the result of the following query? SELECT FLOOR(3.6) FROM DUAL? |
| 3.5 |
| 3.0 |
| 4.0 |
| 3.7 |
| 3.4. |
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