32 Questions
What is the main function of a Database Management System (DBMS)?
Managing database structure and controlling access to data
Which of the following is NOT an advantage of a DBMS?
Data redundancy
In database design, what is the practical approach focused on?
Logical design principles and concepts
What is a 'field' in the context of database terminology?
Group of characters with specific meaning
What is a major disadvantage of a file system data management approach?
Requires extensive programming in 3GL
What does data redundancy lead to in uncontrolled scenarios?
Modification and insertion anomalies
Which of the following is a key advantage of database systems over file system management approach?
Eliminates inconsistency and data dependency problems
"Field Definitions and Naming Conventions" are important in the context of:
"File System Critique"
"Data Dependence" in the context of file systems requires modification of:
"Data access programs"
What is the primary focus of the historical roots of database?
Computerized manual file systems
What is the purpose of database design?
To organize and structure data in a way that supports efficient retrieval and modification
How did modern databases evolve from files and file systems?
By overcoming the flaws in file system data management
What does a DBMS (Database Management System) do?
Manages the storage and retrieval of data efficiently
What are business rules in the context of database design?
Rules governing the structure and behavior of data within an organization
What is the basis for knowledge according to the provided text?
Timely and relevant information
In the context of database management, what constitutes building blocks of information?
Processed data
What is the primary purpose of database design?
To ensure efficient data management and retrieval
What is the main function of a Database Management System (DBMS)?
To facilitate the manipulation and management of data
What constitutes the building blocks of information in the context of database management?
Both application data and metadata
What is a major disadvantage of a file system data management approach?
Inability to share data across applications
What is the basis for knowledge according to the provided text?
Good, timely, relevant information
What are business rules in the context of database design?
Constraints that dictate how the database should operate or behave
What is the primary advantage of using a Database Management System (DBMS) over a file system management approach?
Eliminates inconsistency, data anomalies, and data redundancy
Which of the following is a critique of file systems in the context of data management?
Lack of data integrity
What is the significance of historical roots of database in the context of computer applications?
Clerical tasks and requests for information
In the context of file systems, what does a change in file structure require?
Modification of related programs
What problem does poor design in database systems lead to?
Unwanted data redundancy
What is the main function of a Database Management System (DBMS) in relation to data management?
Manages database structure
What does a change in a file's data characteristics require in the context of file system data management?
Must tell program what to do and how
Why is field definitions and naming conventions important in the context of file systems?
Flexible record definition anticipates reporting requirements
What is a major disadvantage of a file system data management approach?
Time consuming
What is the importance of logical design in the context of database systems?
Focus on principles and concepts of database design
Explore the fundamental concepts of databases and database design, including the evolution from file systems to modern databases, the importance of data modeling, and the role of a database management system (DBMS) in the database system.
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