Pointers
November 11, 2023TNPSC-2017-Polytechnic-CS
November 11, 2023Database-Management-System
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Question 384
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A____is a pictorial depiction of the schema of a database that shows the relations in the databases, their attributes, and primary keys and foreign keys.
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Relational query languages
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Relational algebra
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Flow diagram
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Schema Diagram
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Question 384 Explanation:
In database terms, a schema is the organisation and structure of a database. Both schemas and schemata can be used as plural forms. A schema contains schema objects, which could be tables, columns, data types, views, stored procedures, relationships, primary keys, foreign keys, etc.
A database schema can be represented in a visual diagram, which shows the database objects and their relationship with each other.
A database schema can be represented in a visual diagram, which shows the database objects and their relationship with each other.
Correct Answer: D
Question 384 Explanation:
In database terms, a schema is the organisation and structure of a database. Both schemas and schemata can be used as plural forms. A schema contains schema objects, which could be tables, columns, data types, views, stored procedures, relationships, primary keys, foreign keys, etc.
A database schema can be represented in a visual diagram, which shows the database objects and their relationship with each other.
A database schema can be represented in a visual diagram, which shows the database objects and their relationship with each other.