Podcast
Questions and Answers
What is the primary function of a data dictionary in a DBMS?
What is the primary function of a data dictionary in a DBMS?
- Storing data and related data entry forms
- Enforcing integrity rules and minimizing data redundancy
- Managing data security and access control
- Storing definitions of data elements and their relationships (correct)
Which function of a DBMS is especially important in multiuser database systems?
Which function of a DBMS is especially important in multiuser database systems?
- Data security management (correct)
- Database communication interfaces
- Data integrity management
- Backup and recovery management
What is the purpose of multiuser access control in a DBMS?
What is the purpose of multiuser access control in a DBMS?
- To manage data security and access control
- To allow multiple users to access the database concurrently without compromising its integrity (correct)
- To store data and related data entry forms
- To accept end-user requests via multiple network environments
What does data storage management in a modern DBMS include, in addition to storing data?
What does data storage management in a modern DBMS include, in addition to storing data?
Which feature of a DBMS is essential in ensuring the safety and integrity of the database after a failure?
Which feature of a DBMS is essential in ensuring the safety and integrity of the database after a failure?
What is the main role of a data processing specialist in a file based system?
What is the main role of a data processing specialist in a file based system?
What does a database Management System (DBMS) allow users to do?
What does a database Management System (DBMS) allow users to do?
What is the self-describing nature of a database system?
What is the self-describing nature of a database system?
What is the purpose of insulation between programs and data in a database system?
What is the purpose of insulation between programs and data in a database system?
What distinguishes file based systems from database Management Systems (DBMS)?
What distinguishes file based systems from database Management Systems (DBMS)?
Flashcards
Data dictionary function
Data dictionary function
Stores definitions of data elements and their relationships.
DBMS security function
DBMS security function
Managing data security, especially important in multiuser systems.
Multiuser access control
Multiuser access control
Allows multiple users to access the database at the same time without compromising the integrity.
Data storage includes...
Data storage includes...
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Backup and recovery
Backup and recovery
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Data processing role
Data processing role
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Self-describing database
Self-describing database
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Insulation purpose
Insulation purpose
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File-based systems vs. DBMS.
File-based systems vs. DBMS.
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DBMS allows to...
DBMS allows to...
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