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Quiz
Question 1/101/10
A company wants to predict future sales based on past data. What type of data science problem is this?
Select the answer:Select the answer
1 correct answer
A.
Forecasting problem
B.
Classification problem
C.
Regression problem
D.
Clustering problem
Predicting future values based on past data is a forecasting problem, which is a type of time series prediction. ---
Right Answer: A
Quiz
Question 2/102/10
An online retailer wants to group customers by purchase behaviour to create personalized marketing strategies. What type of problem does this describe?
Select the answer:Select the answer
1 correct answer
A.
Regression problem
B.
Clustering problem
C.
Forecasting problem
D.
Classification problem
Grouping customers into segments based on their behavior is a clustering problem, an unsupervised learning task. ---
Right Answer: B
Quiz
Question 3/103/10
A hospital wants to determine whether a patient has a disease based on diagnostic features. What kind of data science problem is this?
Select the answer:Select the answer
1 correct answer
A.
Classification problem
B.
Regression problem
C.
Clustering problem
D.
Optimization problem
Determining whether a patient has a disease is a binary classification problem, predicting one of two categories. ---
Right Answer: A
Quiz
Question 4/104/10
What is the term for a simplified version of a project that is used to test its feasibility?
Select the answer:Select the answer
1 correct answer
A.
Milestone
B.
MVP
C.
POC
D.
Prototype
POC (Proof of Concept) is a simplified version used to test project feasibility before full development. ---
Right Answer: C
Quiz
Question 5/105/10
Which regulation focuses on the data privacy rights of residents in the European Union?
Select the answer:Select the answer
1 correct answer
A.
HIPPA
B.
GDPR
C.
CCPA
D.
PCI-DSS
GDPR (General Data Protection Regulation) is the EU regulation governing data privacy rights of residents. ---
Right Answer: B
Quiz
Question 6/106/10
What type of data includes information such as images and audio recordings?
Select the answer:Select the answer
1 correct answer
A.
Structured data
B.
Categorical data
C.
Numerical data
D.
Unstructured data
Images and audio recordings are unstructured data, as they don't fit into traditional rows and columns. ---
Right Answer: D
Quiz
Question 7/107/10
Which of the following best describes a Minimal Viable Product (MVP)?
Select the answer:Select the answer
1 correct answer
A.
The final version of the model
B.
A product with the minimum features to satisfy early adopters
C.
A POC test
D.
A compliance checklist
An MVP is a product with minimum features needed to satisfy early adopters and gather feedback. ---
Right Answer: B
Quiz
Question 8/108/10
A stakeholder requests daily updates on project development. What part of project scoping does this fall under?
Select the answer:Select the answer
1 correct answer
A.
Project timeline
B.
Stakeholder requirement
C.
Milestone
D.
Optional deliverable
Stakeholder requests for updates are part of stakeholder requirements in project scoping. ---
Right Answer: B
Quiz
Question 9/109/10
Which of the following is a risk associated with poor data governance?
Select the answer:Select the answer
1 correct answer
A.
Slower model processing
B.
Inaccurate forecasts
C.
Legal penalties due to non-compliance
D.
High variance in models
Poor data governance can lead to legal penalties due to non-compliance with regulations like GDPR. ---
Right Answer: C
Quiz
Question 10/1010/10
A team is working on maximizing delivery routes using fewer vehicles. What problem are they solving?
Select the answer:Select the answer
1 correct answer
A.
Regression
B.
Forecasting
C.
Optimization
D.
Classification
Maximizing efficiency or minimizing costs (like vehicle usage) is an optimization problem. ---
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Quiz name:DSP-210: CertNexus Certified Data Science Practitioner
Total number of questions:150
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Pass score:80%
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