
Data Science UNIT I Quiz
Authored by Mrs. Getzi Jeba 495
Computers
University
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main goal of data science?
To analyze raw data
To create data
To delete data
To ignore data
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component of data science involves collecting and analyzing numerical data?
Statistics
Machine Learning
Data Preparation
Visualization
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What technique helps in accessing large amounts of data through visuals?
Data Preparation
Model Building
Machine Learning
Visualization
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which stage of the data science lifecycle involves acquiring data from various sources?
Communicate Results
Operationalize
Discovery
Model Building
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of data preparation in data science?
To build models
To visualize data
To clean and process data
To create data
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of data has a predefined format like tables with rows and columns?
Qualitative Data Type
Semi-Structured Data
Unstructured Data
Structured Data
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of data includes text, images, audio, and video files?
Structured Data
Semi-Structured Data
Unstructured Data
Qualitative Data Type
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