DBMS Basics — Set 5
Computers · DBMS मूल बातें · Questions 41–50 of 60
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1
Which of the following is a primary characteristic of a DBMS?
2
What is a 'Database Schema'?
3
In the relational model, columns are called attributes and rows are called?
4
Which key uniquely identifies each record in a table and cannot be null?
5
What does the ACID property 'Atomicity' ensure?
6
Which SQL command is used to retrieve data from a database?
7
What is the process of reducing data redundancy called?
8
Which of the following is a popular open-source RDBMS?
9
A foreign key is used to establish a relationship between?
10
What is 'Metadata' often described as?