Database Revision

3. A level of database architecture concerned with logical data representation.
5. A key that serves as a unique identifier for records within a table.
7. Refers to the number of instances of one entity that can or must be associated with another entity.
13. A type of file access where data is read or written in a specific order.
14. The professional responsible for managing and overseeing database systems.
18. A SQL query used to add new records into a database table.
20. A SQL query used to retrieve data from a database.
23. rights Permissions granted to users to determine what actions they can perform on a database.
25. A database structure with data stored in a single table without relationships.
27. A key made up of multiple fields in a table to uniquely identify records.
28. A level of database architecture dealing with the physical storage of data.
29. A collection of structured data stored and accessed electronically.
30. The problem in databases where the same data is repeated in multiple places.
31. A language used for managing data within a database, such as inserting, updating, or deleting records.

1. A type of database where data is stored and managed in a single location.
2. A type of file access where data is retrieved without searching through other records.
4. A real-world object or concept represented in a database.
6. A file access method that combines sequential and direct access.
8. Dictionary A collection of metadata that describes the structure of a database.
9. A key that links one table to another by referring to a primary key in a different table.
10. A single data element or attribute in a database table.
11. The process of organizing data in a database to minimize redundancy.
12. A complete set of related data in a database table, typically represented as a row.
15. A collection of related data stored together.
16. Software used to manage and manipulate databases.
17. A database system where data is spread across multiple locations.
19. A type of file access where data is processed one after the other.
21. A level of database architecture focused on user views.
22. A database type where data is stored in tables and relationships are defined between them.
24. A key used for searching or indexing but not for unique identification of records.
26. A language used for defining and modifying database structures like tables and schemas.