Question

Please answer if the question is true or false

• A DBMS extracts data from reports.  
• A DBMS stores data in table. Unary  
• Data is never duplicated in a file-processing system.
• A field is composed of records.  

• Transactions are representations of events. A relation is a table of data.  
• Business rules cannot be included in a database schema.  
• A field in one table is called a foreign key when it is the primary key of another table.  
• Bottom-up development generally does not produce useful systems quickly.  

Answer 1

A DBMS extracts data from reports.
False,it will not extract.it will just stores it tables

A DBMS stores data in table. Unary
True..DBMC stores data in tables

Data is never duplicated in a file-processing system.
False, there are high chances for duplications in file system

A field is composed of records.
False field is an single record

Transactions are representations of events.
False
A relation is a table of data.
False, relation is between tables

Business rules cannot be included in a database schema.
False we can include the business rules

A field in one table is called a foreign key when it is the primary key of another table.
True. we use the concept to link the tables

Bottom-up development generally does not produce useful systems quickly.
True