COMPUTER SCIENCE AND ENGINEERING
DATABASE MANAGEMENT SYSTEM
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Which one of the following is commonly used to define the overall design of the database
|
|
Application prgm
|
|
|
DDL
|
|
|
Schema
|
|
|
Source code
|
Explanation:
Detailed explanation-1: -A schema is an overall description of a database, and it is usually represented by the entity relationship diagram (ERD).
Detailed explanation-2: -A database schema defines how data is organized within a relational database; this is inclusive of logical constraints such as, table names, fields, data types, and the relationships between these entities.
Detailed explanation-3: -Which one of the following is commonly used to define the overall design of the database? In order to define the overall design of the database, generally, the schema is used. Therefore the correct answer is C.
There is 1 question to complete.