20 Questions
A database management approach is advantageous compared to a file processing approach in managing data resources of a business.
True
Data warehouses and data mining are examples of major types of databases.
False
Logical data elements are fundamental database structures.
False
Database development is one of the learning objectives of technical foundations of database management.
True
Database management software supports only the operations, not the management, of a business.
False
A character is represented by one bit.
False
A file is a group of related data records.
True
The relational structure is the most widely used database model today.
True
Encapsulation allows replication of some/all of the characteristics of a parent object in the creation of a child object.
True
Data Modeling (Entity-Relationship Diagrams) must be done after choosing the database model.
False
A field represents an attribute of some entity.
True
Relational structure allows many-to-many relationships.
False
A database is a collection of logically related data elements.
True
Metadata refers to data about the data.
True
The network structure is similar to the hierarchical structure but allows replication of some/all of the characteristics of a parent object in the creation of a child object.
False
A database management system is not required to structure and organize data resources in a logical manner for easy access, processing, and management.
False
Encapsulation does not allow replication of some/all of the characteristics of a parent object in the creation of a child object.
False
Data modeling (Entity-Relationship Diagrams) is not required before choosing the database model.
False
A file is not a group of related data records.
False
The relational structure is no longer the most widely used database model today.
False
Study Notes
Database Management Advantages
- A database management approach is more advantageous than a file processing approach in managing business data resources.
Database Types
- Data warehouses and data mining are major types of databases.
Database Structures
- Logical data elements are fundamental database structures.
Database Development
- Database development is a learning objective of technical foundations of database management.
Database Management Software
- Database management software supports only the operations, not the management, of a business.
Data Representation
- A character is represented by one bit.
File Definition
- A file is a group of related data records.
Database Models
- The relational structure is the most widely used database model today.
- Relational structure allows many-to-many relationships.
Data Modeling
- Data Modeling (Entity-Relationship Diagrams) must be done after choosing the database model.
Field Definition
- A field represents an attribute of some entity.
Metadata Definition
- Metadata refers to data about the data.
Network Structure
- The network structure is similar to the hierarchical structure but allows replication of some/all of the characteristics of a parent object in the creation of a child object.
Encapsulation
- Encapsulation allows replication of some/all of the characteristics of a parent object in the creation of a child object.
Test your understanding of the value of implementing data resource management processes, the advantages of database management approach, and the role of database management software in supporting business operations.
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