Data Terms Beginner Quiz 5
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Quiz 5
1. What is 'Data Integrity'?
Disclosing the true purchase price of server equipment
Keeping data accurate and consistent through its life
The physical durability of external fiber-optic cables
2. What is 'Deduplication'?
Finding and removing identical copies of the same data
Creating two safety backups of every important file
Splitting a large data file in half to conserve space
3. What is 'Data Validation'?
Selling corporate data to another company for profit
Encrypting a database using a complex security code
Checking for errors or missing facts before using data
4. What is 'Data Governance'?
A federal law concerning the manufacture of computers
Rules and policies for managing an organization's data
Software that manages the electrical voltage of a server
5. What is a 'Data Audit'?
A formal review to ensure data follows rules and is correct
A physical check of the dust filters inside a server rack
A listening test to monitor noise in the server room
6. What is 'Encryption'?
Cooling a high-end CPU using a liquid nitrogen system
Relocating a data file to a faster solid-state drive
Scrambling data into a code only authorized people read
7. What is 'PII' (Personally Identifiable Information)?
The unique serial number found on a computer motherboard
Sensitive facts like names that identify a specific person
A list of different programming languages used by a team
8. What is 'Data Masking'?
Hiding sensitive data by replacing it with fake characters
Using a physical screen cover to hide a computer monitor
Applying a new layer of paint to the data center walls
9. Why is 'Version Control' used in data engineering?
To increase the speed at which the system software runs
To maintain a count of every computer inside a facility
To track code changes so you can undo them if needed
10. What is a 'Data Lake'?
A reservoir of water used to cool a central processing unit
A vast storage area where raw data is kept until it is needed
A scenic computer screensaver showing a calm forest lake
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