Data Analytics
Quiz
•
Computers
•
12th Grade
•
Practice Problem
•
Medium
Jayson Belmes
Used 3+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
What is data mining?
A method to clean data
A process of extracting patterns from large data sets
A process of extracting patterns from large data sets
A form of machine learning
2.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
What is the main purpose of A/B testing?
To create data models
To compare two versions of an element for better performance
To extract patterns from data
To visualize relationships between entities
3.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Which of the following is a type of visual analysis?
Predictive modeling
Spatial data mapping
Data mining
Machine learning
4.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
In distributed data processing, how are tasks executed?
On a single machine with multiple cores
Simultaneously on physically separate machines
Sequentially on one machine
Using a batch-processing system
5.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Which technology is commonly used in batch processing?
Python
Spark
OLAP systems
Hive
6.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
What is the key difference between parallel and distributed data processing?
Parallel processing runs on multiple machines, distributed runs on one machine
Parallel processing involves sub-tasks on one machine, distributed on multiple machines
Distributed processing scales horizontally, while parallel processing does not
Distributed processing uses batch mode, parallel uses real-time
7.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Which analysis technique is focused on relationships between entities in a network?
Heat map
Network graph
Machine learning
Data mining
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