Which feature is a primary reason for the efficiency of object-oriented databases in handling complex data and relationships?The normalization of data into tablesThe use of relational algebra for queriesDirect support for object references and relationshipsThe ability to execute SQL queries

A relational database uses _____; an object-oriented database uses ____.Select answer from the options belowfields; recordsrecords; tablestables and relationships; a classa class; tables and relationships

What is the purpose of relational algebra in database management systems?a.To manipulate and query data stored in relational databasesb.To optimize database performancec.To define database schemasd.To design user interfaces for databases

Which of the following best defines the principle of encapsulation in object-oriented databases?Storing objects in a flat file systemThe integration of data with methods that operate on that dataThe use of foreign keys to link tablesNormalization of objects into tables

Which principle of object-oriented databases allows for the extension of existing data models with new functionality without altering the existing structure?EncapsulationInheritancePolymorphismComposition

An object-relational mapper (ORM) . . .Please select all valid answersprovides a high-level abstraction upon a relational databaseallows a developer to write Python code instead of SQLis a code library that automates the transfer of data stored in relational databases tables into objectsI don't know