Data Terms Beginner Quiz 3
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Quiz 3
1. What is 'Structured Data'?
A collection of loose papers found on a messy office desk
Information organized into a fixed format like a data table
A computer with its cables and parts installed correctly
2. In a data table, what is a 'Column'?
A vertical field that represents a specific data category
A horizontal line representing one single person's record
The internal power supply for a dedicated database server
3. What is 'Unstructured Data'?
A database that has completely lost its external power
A standard data table that is missing many of its rows
Data with no pre-defined shape, like audio or video files
4. What is the primary purpose of a 'Schema'?
To encrypt the physical servers inside a data center
To act as the blueprint for how data is structured
To cool down the system during intense processing
5. What is a 'Relational Database'?
A group of tables that can be logically linked together
A database that is only accessed by a family's members
A type of battery used for temporary data power backups
6. In data engineering, what is 'SQL' (Sequel)?
A physical network cable used for high-speed fiber links
A type of high-resolution monitor used by data analysts
A standard language used to communicate with databases
7. What is a 'Primary Key'?
The main administrator password for the server login
A unique identifier ensuring every record is different
The physical power switch located on a hard drive tray
8. What is 'Semi-Structured' data?
Data with organizational tags but no rigid table format
Data that has been accidentally deleted from the system
A hard drive that has reached exactly half of its capacity
9. Why do engineers 'Model' data?
To photograph a computer for a marketing advertisement
To improve the visual appearance of the server room
To define how different pieces of data relate to others
10. What is a 'Record' in a database?
A circular vinyl disc used for playing analog music
A horizontal row containing all info about one item
The rhythmic sound produced by the server's cooling fan
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