DBMS Basics — Set 3
Computers · DBMS मूल बातें · Questions 21–30 of 60
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1
What does DDL stand for in SQL?
2
Which of the following is a 'Data Manipulation Language' (DML) command?
3
What is the 'Durability' property in a DBMS transaction?
4
What is an 'Entity' in the Entity-Relationship (ER) model?
5
Which SQL clause is used to filter records based on a specific condition?
6
In database terms, what is 'Redundancy'?
7
Which of the following is a characteristic of a 'Relational Database'?
8
What is the function of the 'SELECT' statement in SQL?
9
Which constraint prevents the entry of null values into a column?
10
Which type of join returns all records when there is a match in either the left or right table?