IM_Quiz / Activity 02

What is a database?

• A collection of unrelated data.

• An organized collection of related data.

• A collection of images and videos.

• A collection of text only.

What is an example of improved data quality in the database approach?

• Increased data redundancy.

• Decreased constraints and validation rules.

• Enforced standards.

• Minimal data sharing.

What is a problem with data redundancy?

• Improved data integrity.

• Decreased maintenance headaches.

• Increased space usage.

• Better data sharing.

What is metadata?

• Raw data.

• Processed data.

• Data that describes other data.

• Data that is used for analysis.

What is a disadvantage of file processing?

• Program-Data Independence.

• Data Redundancy.

• Centralized control of data.

• Minimal data sharing.

What is a benefit of using a standard data query language (SQL)?

• Improved data sharing.

• Increased data redundancy.

• Better data accessibility.

• Decreased program-data dependence.

What is the primary difference between data and information?

• Data is processed, while information is raw.

• Information is processed, while data is raw.

• Data is stored, while information is used.

• Information is stored, while data is used.

What is the database approach?

• Keeping data in separate files.

• Central repository of shared data.

• Managing data in a non-standardized form.

• Storing data in an unorganized manner.

What is an advantage of the database approach?

• Increased program-data dependence.

• Increased data redundancy.

• Improved data sharing.

• Decreased data accessibility.

What is a Database Management System (DBMS)?

• A system for managing only metadata.

• A system for managing data redundancy.

• A system for managing data storage and retrieval.

• A system for managing file formats.