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Questions and Answers
What is the definition of data?
Data is a collection of raw facts about people, places, objects, etc., including text, numbers, graphics, images, and sound, that have meaning in the user's environment.
How is data different from information?
Data is raw facts, while information is data that has been processed into a meaningful and organized format.
What is metadata?
Metadata is data about data, describing the properties and characteristics of other data, including field names, data type, and size.
Define a file in the context of computers.
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Explain the relationship between data and metadata.
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Study Notes
Understanding Data and Metadata
- Data: A collection of facts, observations, or measurements that are unorganized and lack meaning on their own, e.g., numbers, words, or images.
Data vs. Information
- Data is raw, unorganized, and lacks meaning, whereas Information is organized,structured, and has meaning and value.
Metadata
- Metadata: Data that provides context, description, or additional information about other data, e.g., author, date created, file size, or format.
Files in Computing
- A File is a collection of data stored electronically on a computer, often represented by a name, icon, or other visual representation.
Data and Metadata Relationship
- Data is the content or payload, whereas Metadata describes the data, providing context and information about the data itself.
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Description
Test your knowledge of database management systems with this quiz on the fundamental concepts of data, including its definition, types, and representation. Sharpen your understanding of the database environment with this quiz.
