What were the initial characteristics of computer file systems?

They were owned by a single user.

What are some problems associated with file system data processing?

Requires extensive programming.

System administration is simple.

What is data redundancy?

Same data stored unnecessarily in different places.

Data stored in a single location.

Data that is always consistent.

Data that is easily accessible.

What is the practical significance of data dependence?

Difference between logical and physical format.

Data is always independent of structure.

Data access is always consistent.

Data storage does not affect access.

What are the five major parts of a database system?

Hardware, Software, People, Procedures, Data.

Hardware, Software, Users, Applications, Data.

Hardware, Software, Procedures, Data, Security.

Hardware, Software, People, Procedures, Security.

What types of software are required in a database system?

Operating system software, DBMS software, Application programs.

Operating system software, Utility software, Security software.

DBMS software, Application programs, Security software.

Utility software, Application programs, System software.

What is the role of people in a database system?

All users of the database system.

What is the definition of structural dependence?

Access to a file is dependent on its own structure.

Change file structure without affecting data access.

Data access changes when data storage characteristics change.

Data storage characteristics do not affect data access.

What is the significance of good data modeling?

Facilitates communication between designer, user, and developer.

Makes database systems more complex.

Reduces the need for programming.

Eliminates the need for security features.

Database Principles Quiz

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Database Principles Quiz

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What is the difference between data and information?

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What is a database and why are they valuable assets for decision making?

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What is the importance of database design?

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How did modern databases evolve from file systems?

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Database Principles Quiz

35 questions

What is the difference between data and information?

What is a database and why are they valuable assets for decision making?

What is the importance of database design?

How did modern databases evolve from file systems?

What are the flaws in file system data management?

What are the main components of the database system?

What are the main functions of a database management system (DBMS)?

What are the advantages of a DBMS?

How can databases be classified?

What is the importance of database design?

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