Podcast
Questions and Answers
What is stored in the DBMS catalog in a database system?
What is stored in the DBMS catalog in a database system?
- Catalog of physical files in the system
- Data values and data item names
- Complete description of the database structure (correct)
- Database users' personal information
What is meta-data in the context of a database system?
What is meta-data in the context of a database system?
- Data values and data item names
- Structure of the primary database
- Description of the database structure (correct)
- Physical files in the system
Why is the DBMS catalog important in a database system?
Why is the DBMS catalog important in a database system?
- It provides information about the database structure (correct)
- It helps users access specific files in a database
- It stores personal information of users
- It contains information about data values only
What is the term used to describe the database and DBMS software together?
What is the term used to describe the database and DBMS software together?
Which file in the database system stores the prerequisites of each course?
Which file in the database system stores the prerequisites of each course?
How is the term 'query' commonly used in relation to databases?
How is the term 'query' commonly used in relation to databases?
What distinguishes NOSQL systems from traditional database systems?
What distinguishes NOSQL systems from traditional database systems?
What does the STUDENT file store in the UNIVERSITY database example?
What does the STUDENT file store in the UNIVERSITY database example?
What allows program-data independence and program-operation independence in a database management system (DBMS)?
What allows program-data independence and program-operation independence in a database management system (DBMS)?
In a DBMS environment, what needs to be changed to reflect the inclusion of a new data item like Birth_date in the STUDENT records?
In a DBMS environment, what needs to be changed to reflect the inclusion of a new data item like Birth_date in the STUDENT records?
What is specified in the interface (or signature) of an operation in a database system?
What is specified in the interface (or signature) of an operation in a database system?
How do user application programs operate on data in a database system?
How do user application programs operate on data in a database system?
