DBMS MCQ : Instance and Schema (Multiple Choice Questions)
Question 1 |
Collection of information stored in database at particular instance of time is called as __________.
Objects in Database | |
Data Structure | |
Instance of Database | |
Database Schema |
Question 2 |
Overall design of the database is called as _________.
Database Instance | |
Database Schema | |
Database Abstraction | |
None of these |
Question 3 |
Database supports _______ types of database schema's.
4 | |
2 | |
1 | |
3 |
Question 4 |
Which of the following are valid types of Database Schema's ?
Practical Schema | |
Physical and Logical Schema | |
Logical Schema | |
Physical and Practical Schema | |
Physical Schema |
Question 5 |
Which of the following schema is present at highest level ?
Sub-Schema | |
None of these | |
Logical Schema | |
Physical Schema |
Question 5 Explanation:
Sub-Schema is at highest level. i.e at View Level
There are 5 questions to complete.