The correct answer is A. Record.
A record is a set of data that describes an entity. An entity is a person, place, thing, or event about which data is collected. For example, a customer record might include the customer’s name, address, phone number, and email address.
A scheme is a blueprint or plan for a database. It defines the structure of the database, including the tables, columns, and relationships between the data.
A system flowchart is a graphical representation of a system’s components and how they interact with each other. It is used to document the system’s design and to identify potential problems.
A DBMS is a software system that manages data in a database. It provides a set of tools for creating, modifying, and querying data.
Here is a more detailed explanation of each option:
- Record: A record is a set of data that describes an entity. An entity is a person, place, thing, or event about which data is collected. For example, a customer record might include the customer’s name, address, phone number, and email address.
- Scheme: A scheme is a blueprint or plan for a database. It defines the structure of the database, including the tables, columns, and relationships between the data.
- System flowchart: A system flowchart is a graphical representation of a system’s components and how they interact with each other. It is used to document the system’s design and to identify potential problems.
- DBMS: A DBMS is a software system that manages data in a database. It provides a set of tools for creating, modifying, and querying data.