Podcast
Questions and Answers
What is meant by structural dependence?
What is meant by structural dependence?
- A condition where data access is unaffected by changes in physical data storage
- A situation where data representation and manipulation depend on the physical data storage characteristics
- A data characteristic where changes in the database schema do not affect data access
- A data characteristic where a change in the database schema affects data access, requiring changes in all access programs (correct)
What does 'extensive programming' refer to in the context of a file system data repository?
What does 'extensive programming' refer to in the context of a file system data repository?
- The process of implementing data independence in a file system
- The complexity involved in data sharing and security in a file system
- The effort required to maintain structural dependence in a file system
- The difficulty in making changes to an existing file structure (correct)
Which of the following best describes structural independence?
Which of the following best describes structural independence?
- A condition where data access is dependent on the physical data storage characteristics
- A data characteristic where changes in the database schema affect data access, requiring changes in all access programs
- A data characteristic where a change in the database schema does not affect data access (correct)
- A situation where data representation and manipulation are independent of the physical data storage characteristics
What is meant by data dependence?
What is meant by data dependence?
What is the primary advantage of structural independence over structural dependence?
What is the primary advantage of structural independence over structural dependence?
Which of the following best describes data independence?
Which of the following best describes data independence?
What is a data anomaly?
What is a data anomaly?
What is a common cause of data-entry errors?
What is a common cause of data-entry errors?
What is an example of a data integrity problem?
What is an example of a data integrity problem?
What is structural independence?
What is structural independence?
What is data dependence?
What is data dependence?
What is data independence?
What is data independence?
What is the primary role of a Database Management System (DBMS)?
What is the primary role of a Database Management System (DBMS)?
Which of the following is NOT an advantage of using a DBMS?
Which of the following is NOT an advantage of using a DBMS?
What is structural independence in the context of a DBMS?
What is structural independence in the context of a DBMS?
What is data independence in the context of a DBMS?
What is data independence in the context of a DBMS?
What is the difference between data and information in the context of a database?
What is the difference between data and information in the context of a database?
What is the primary function of metadata in a database?
What is the primary function of metadata in a database?