WorksheetsDataScience -6 & 7
Total questions: 20
Worksheet time: 10mins
What is the main goal of a Data Management Plan?
Improve model accuracy
Develop user interfaces
Create data visualizations
Outline data handling processes
Which of the following is commonly included in a DMP?
Marketing strategy
Data cleaning code
Data collection methods
Software architecture
When should a Data Management Plan be developed?
Before data collection
At the end of the project
After data analysis
During final reporting
What is the full form of DMP?
Database Management Program
Digital Mapping Protocol
Data Management Plan
Data Mining Process
What is the full form of GDPR?
General Data Processing Rules
Government Data Protection Rules
Global Data Privacy Regulation
General Data Protection Regulation
What is the full form of CSV in data formats?
Comma Separated Values
Combined Standard Values
Column Storage Version
Centralized Statistical View
What is the purpose of data anonymization in a DMP?
Increase download speed
Improve file compression
Protect personal information
Convert files to PDF
How is data typically secured in a Data Management Plan?
By encrypting and restricting access
By storing it on USB drives
By printing and archiving it
By deleting raw data immediately
What is one reason to reuse data in future projects?
To avoid documentation
To reduce storage costs
To hide errors
To save time and resources
What is the full form of SQL?
Sequential Query Layer
Structured Query Language
Standard Query Logic
System Query Level
Which of the following would you most likely exclude from a DMP?
Data storage method
Project team salaries
Data sharing rules
Backup strategy
What is primary data?
Already published data
Data collected by someone else
Data collected directly by the researcher
Estimated data
Which of the following is a method of collecting primary data?
Wikipedia
Interviews
Government reports
Online books
Secondary data is:
Always more accurate
Collected for current research only
Already available from other sources
Unusable in analysis
Which one is an example of secondary data?
Data from a government website
Your own classroom survey
A live interview
Handwritten notes during an event
In Pandas, which function is used to create a table from a dictionary?
pd.create()
pd.table()
pd.DataFrame()
pd.dict()
What do the numbers 0, 1, 2... in a DataFrame output represent?
Data types
Row data values
Column numbers
Index labels of rows
What is the purpose of plt.legend() in matplotlib?
To display the label box
To set chart title
To add x-axis label
To show gridlines
Which Python library is commonly used for plotting graphs?
sklearn
matplotlib
numpy
pandas
What is the default starting index of a Pandas DataFrame if not specified?
1
0
'a'
None
