Object-Oriented and Emerging Data Models Quiz

What does OODM stand for?

• Object-Oriented Data Model

• Object-Oriented Data Management

• Object-Oriented Design Model

• Object-Oriented Database Management

What is the primary structure in the Object-Oriented Data Model?

• Class

• Method

• Object

• Attribute

Which of the following is NOT a characteristic of Big Data?

• Volume

• Velocity

• Validity

• Variety

What does NoSQL stand for?

• No Standard Query Language

• Not Open SQL

• No Structured Query Language

• Not Only SQL

Which of the following is a feature of NoSQL databases?

• They are designed for transaction consistency.

• They require SQL for data manipulation.

• They support distributed database architectures.

• They are based on the relational model.

What is the purpose of attributes in an object?

• To define the methods of an object

• To group similar objects

• To represent the class hierarchy

• To describe the properties of an object

What does the external model represent?

• The physical storage of data

• The internal workings of the DBMS

• The end user's view of the data environment

• The global view of the database

Which diagram is commonly used to depict object-oriented data models?

• Entity-Relationship Diagram

• Network Diagram

• Flowchart

• Unified Modeling Language (UML) Class Diagram

What is the main focus of NoSQL databases?

• Data normalization

• High performance and scalability

• Transaction consistency

• Relational data management

What does the conceptual model provide?

• A detailed view of the database structure

• A global view of the entire database

• The physical representation of data

• The end user's perspective