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WorksheetsData Pipelines Quiz
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
What is the main goal of data collection?
a)
To build websites
b)
To store passwords
c)
To gather information from different sources
d)
To design logos
2.
Which of these is a type of structured data?
a)
A spreadsheet with rows and columns
b)
A folder of image files
c)
A set of recorded audio tracks
d)
A scanned handwritten note
3.
Fill in the blank: The file format that separates values with commas is called (a) .
4.
Which of the following are common data formats? (Select all that apply)
a)
CSV
b)
MP3
c)
PNG
d)
DOCX
5.
What is a key benefit of using a modern data platform?
a)
It replaces all business tools
b)
It centralizes and unifies data for better analysis
c)
It eliminates the need for storage
d)
It avoids cloud technology
6.
Fill in the blank: The three layers in a modern data warehouse are Bronze, Silver, and (a) .
7.
What is the purpose of database partitioning?
a)
To make backups easier
b)
To simplify user interfaces
c)
To split data across servers for performance
d)
To print reports faster
8.
Which database type is best for social network relationships?
a)
Column-oriented
b)
Relational
c)
Key-value
d)
Graph
9.
Fill in the blank: OLTP systems are used for handling (a) operations.
10.
Which tools typically send data to a data platform? (Select all that apply)
a)
CRM
b)
Ads platform
c)
Call center
d)
Printer software
11.
What is ELT in the context of data platforms?
a)
Email Login Tracker
b)
Extract, Load, Transform
c)
Encrypt, Lock, Transfer
d)
External Link Transfer
12.
Fill in the blank: A data lake is used to store large volumes of (a) data.
13.
Which format allows storing complex nested data like arrays and dictionaries?
a)
CSV
b)
HTML
c)
JSON
d)
TXT
14.
Fill in the blank: Running tasks at the same time across multiple machines is called (a) computation.
15.
Which method ensures that every change to a database row is recorded as a new row?
a)
Table dump
b)
Timestamp tracking
c)
Log-based CDC
d)
Table differencing
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