Data Types and Models PDF

1. Which of the following is not a common type of data? o A. Structured Data o B. Semi-Structured Data o C. Unstructured Data o D. Fragmented Data 2. What is the primary purpose of an Enterprise Data Model (EDM)? o A. To store raw data o B. To represen...

1. Which of the following is not a common type of data? o A. Structured Data o B. Semi-Structured Data o C. Unstructured Data o D. Fragmented Data 2. What is the primary purpose of an Enterprise Data Model (EDM)? o A. To store raw data o B. To represent the structure of data across an entire organization o C. To visualize business processes o D. To manage hardware resources 3. Which model is used to define high-level business areas in an organization? o A. Enterprise Data Model o B. Enterprise Subject Area Model o C. Enterprise Conceptual Model o D. Enterprise Conceptual Entity Model 4. Which of the following best describes semi-structured data? o A. Data that follows a strict schema o B. Data that does not follow any schema o C. Data that has some organizational properties but lacks a strict schema o D. Data stored in a database 5. In an Enterprise Data Model, what does "logical data modeling" involve? o A. Physical storage details o B. Abstract representation of entities and relationships o C. Network configuration o D. User interface design 6. Which model is focused on the detailed design of databases? o A. Enterprise Data Model o B. Enterprise Subject Area Model o C. Enterprise Conceptual Model o D. Enterprise Conceptual Entity Model 7. Unstructured data is typically found in which of the following formats? o A. Databases o B. XML files o C. Text documents o D. Spreadsheets 8. What is a key feature of the Enterprise Subject Area Model? o A. It details specific database schemas o B. It categorizes data into broad business areas o C. It focuses on data storage optimization o D. It defines user access policies 9. Which model would you use to outline the high-level entities and their relationships within an organization? o A. Enterprise Data Model o B. Enterprise Subject Area Model o C. Enterprise Conceptual Model o D. Enterprise Conceptual Entity Model 10. Which type of data includes emails, videos, and social media posts? o A. Structured Data o B. Semi-Structured Data o C. Unstructured Data  o D. Metadata 11. In the context of data modeling, what does the term "entity" refer to? o A. A hardware component o B. A real-world object or concept with data stored about it o C. A network protocol o D. A type of user interface 12. Which model represents an organization’s data requirements at a high level without considering how they will be implemented? o A. Enterprise Data Model o B. Enterprise Subject Area Model o C. Enterprise Conceptual Model o D. Enterprise Conceptual Entity Model 13. Structured data is often stored in which format? o A. Databases o B. Text files o C. Images o D. Audio files 14. The Enterprise Conceptual Entity Model is best described as: o A. A detailed database schema o B. A broad categorization of data into subject areas o C. An abstract representation of key entities and their relationships o D. A physical data storage design 15. Which of the following is a primary benefit of using an Enterprise Data Model? o A. Reduced need for data backups o B. Improved hardware performance o C. Better data integration and consistency across the organization o D. Enhanced user interface design 16. What is the main purpose of an Enterprise Conceptual Model? o A. To outline detailed data storage methods o B. To define user permissions o C. To represent key business entities and their high-level relationships o D. To manage network security 17. Which model helps in defining the detailed attributes of entities within an organization? o A. Enterprise Data Model o B. Enterprise Subject Area Model o C. Enterprise Conceptual Model o D. Enterprise Conceptual Entity Model 18. In data modeling, what is a "relationship"? o A. A type of data file o B. A link between two entities showing how they interact o C. A hardware component o D. A user access level 19. Which type of data is highly organized and easily searchable in a database? o A. Structured Data o B. Semi-Structured Data o C. Unstructured Data o D. Raw Data 20. The Enterprise Conceptual Entity Model typically includes: o A. Physical storage specifications o B. Abstract representations of entities and their relationships o C. Detailed user interfaces o D. Network configurations