WGU Introduction to Analytics D491- WGU Exam
Study Guide – Complete Questions with Correct
Detailed Answers | Latest Updated Version
Prepare effectively for your Western Governors University (WGU) exams with this
comprehensive and well-organized study guide. This resource contains complete exam
questions with correct and detailed answers, designed to help students understand key
concepts and successfully prepare for their WGU assessments.
WGU courses follow a competency-based learning model, meaning students must
demonstrate a strong understanding of course objectives before passing their assessments.
This study guide helps simplify the process by providing structured questions and accurate
explanations that reinforce important topics and improve exam readiness.
What This Study Guide Includes
✔ Complete exam questions covering key WGU course competencies
✔ Correct answers with clear and detailed explanations
✔ Organized format for quick and effective revision
✔ Coverage of commonly tested concepts in WGU assessments
✔ Latest updated version for reliable exam preparation
Why This Study Guide Is Helpful
This resource is designed to help students review faster, understand concepts more clearly,
and build confidence before taking WGU Objective Assessments (OA). Practicing with
structured questions and reviewing detailed answers helps strengthen knowledge and
improve test-taking skills.
Ideal For
• WGU Objective Assessment (OA) preparation
• Midterm and final exam review
• Self-paced study and revision
,• Practicing exam-style questions
• Strengthening understanding of course competencies
A valuable study resource designed to support WGU students in preparing effectively and
performing confidently in their exams.
Which role is responsible for project initiation and providing the requirements for a project?
Project sponsor
Which job position is primarily responsible for designing and constructing data pipelines
within the field of data analytics?
Data engineer
Which role in a data analytics project helps data scientists shape data for analysis?
Data engineer
Which role in a data analytics project provides expertise for analytical techniques?
Data scientist
Which skills are required by data scientists for converting unstructured data to structured
data in data analytics projects?
Data wrangling skills
Which skill must a business intelligence analyst possess to collect and organize data?
Data preparation
Which project-related activity typically takes up the majority of a data analyst's time?
Data preparation
Which software do business intelligence analysts use to perform their responsibilities?
Microsoft Excel
What is a skill required of a data engineer?
Maintaining databases
,delete
Which group of stakeholders comprises the professionals, such as line managers?
Business users
Which stakeholder is primarily responsible for ensuring the desired quality of the project?
Project managers
Which stakeholder has access to essential tables or storage systems and guarantees the
highest levels of security in the data repository?
Database administrator
Why is it significant to establish failure criteria for a data analytics project in the discovery
phase?
It helps the team determine when it is best to accept the conclusions.
Which stakeholder extracts and transforms data during the discovery phase?
Data engineer
A person has been assigned to manage a project to implement a company-wide customer
relationship management (CRM) system. The CRM system aims to centralize customer details,
automate sales processes, and improve customer service.
What skills are crucial for the project team members working on the CRM system
implementation?
Data analysis, system integration, and training
Why is formulating an initial hypothesis an integral part of the discovery phase of the data
analytics lifecycle?
It guides the subsequent data collection, processing, and analysis activities.
Who should be included as stakeholders in an analytics project?
Anyone who will benefit from the project
Who offers suggestions on ideas to test as the team formulates hypotheses during the
discovery phase of a data analytics project?
Data scientists
Which activity occurs during the data preparation phase of the data analytics lifecycle?
, Understanding of data
Which data visualization is most suitable for understanding the trend and progression of a
variable over time in the data preparation phase?
Line charts
Which task is commonly performed to identify and address data quality issues during the data
preparation phase?
Conducting data profiling
Which common data cleaning task is used to address the missing data in a data set?
Imputation
Which task is typically performed to handle outliers during the data preparation phase?
Truncating extreme values
A data analyst at a retail company is provided with a large dataset containing sales
transactions, customer information, and product details. The analyst is tasked with preparing
the data for analysis and modeling.
Which activity would the analyst perform during the data preparation phase?
Exploring available data to understand its characteristics and suitability
Which activity is performed during the model planning phase of a data analysis project?
Selecting relevant features for modeling
Which programming language is primarily used for statistical analysis and data manipulation
in the model planning phase?
R
Which classification model is based on the concept of probability and assigns class labels to
instances based on the possibility of belonging to a particular class?
Naive Bayes
Which tool is used to connect users to relational databases and data warehouse appliances in
the model planning phase?
SAS/ACCESS
Study Guide – Complete Questions with Correct
Detailed Answers | Latest Updated Version
Prepare effectively for your Western Governors University (WGU) exams with this
comprehensive and well-organized study guide. This resource contains complete exam
questions with correct and detailed answers, designed to help students understand key
concepts and successfully prepare for their WGU assessments.
WGU courses follow a competency-based learning model, meaning students must
demonstrate a strong understanding of course objectives before passing their assessments.
This study guide helps simplify the process by providing structured questions and accurate
explanations that reinforce important topics and improve exam readiness.
What This Study Guide Includes
✔ Complete exam questions covering key WGU course competencies
✔ Correct answers with clear and detailed explanations
✔ Organized format for quick and effective revision
✔ Coverage of commonly tested concepts in WGU assessments
✔ Latest updated version for reliable exam preparation
Why This Study Guide Is Helpful
This resource is designed to help students review faster, understand concepts more clearly,
and build confidence before taking WGU Objective Assessments (OA). Practicing with
structured questions and reviewing detailed answers helps strengthen knowledge and
improve test-taking skills.
Ideal For
• WGU Objective Assessment (OA) preparation
• Midterm and final exam review
• Self-paced study and revision
,• Practicing exam-style questions
• Strengthening understanding of course competencies
A valuable study resource designed to support WGU students in preparing effectively and
performing confidently in their exams.
Which role is responsible for project initiation and providing the requirements for a project?
Project sponsor
Which job position is primarily responsible for designing and constructing data pipelines
within the field of data analytics?
Data engineer
Which role in a data analytics project helps data scientists shape data for analysis?
Data engineer
Which role in a data analytics project provides expertise for analytical techniques?
Data scientist
Which skills are required by data scientists for converting unstructured data to structured
data in data analytics projects?
Data wrangling skills
Which skill must a business intelligence analyst possess to collect and organize data?
Data preparation
Which project-related activity typically takes up the majority of a data analyst's time?
Data preparation
Which software do business intelligence analysts use to perform their responsibilities?
Microsoft Excel
What is a skill required of a data engineer?
Maintaining databases
,delete
Which group of stakeholders comprises the professionals, such as line managers?
Business users
Which stakeholder is primarily responsible for ensuring the desired quality of the project?
Project managers
Which stakeholder has access to essential tables or storage systems and guarantees the
highest levels of security in the data repository?
Database administrator
Why is it significant to establish failure criteria for a data analytics project in the discovery
phase?
It helps the team determine when it is best to accept the conclusions.
Which stakeholder extracts and transforms data during the discovery phase?
Data engineer
A person has been assigned to manage a project to implement a company-wide customer
relationship management (CRM) system. The CRM system aims to centralize customer details,
automate sales processes, and improve customer service.
What skills are crucial for the project team members working on the CRM system
implementation?
Data analysis, system integration, and training
Why is formulating an initial hypothesis an integral part of the discovery phase of the data
analytics lifecycle?
It guides the subsequent data collection, processing, and analysis activities.
Who should be included as stakeholders in an analytics project?
Anyone who will benefit from the project
Who offers suggestions on ideas to test as the team formulates hypotheses during the
discovery phase of a data analytics project?
Data scientists
Which activity occurs during the data preparation phase of the data analytics lifecycle?
, Understanding of data
Which data visualization is most suitable for understanding the trend and progression of a
variable over time in the data preparation phase?
Line charts
Which task is commonly performed to identify and address data quality issues during the data
preparation phase?
Conducting data profiling
Which common data cleaning task is used to address the missing data in a data set?
Imputation
Which task is typically performed to handle outliers during the data preparation phase?
Truncating extreme values
A data analyst at a retail company is provided with a large dataset containing sales
transactions, customer information, and product details. The analyst is tasked with preparing
the data for analysis and modeling.
Which activity would the analyst perform during the data preparation phase?
Exploring available data to understand its characteristics and suitability
Which activity is performed during the model planning phase of a data analysis project?
Selecting relevant features for modeling
Which programming language is primarily used for statistical analysis and data manipulation
in the model planning phase?
R
Which classification model is based on the concept of probability and assigns class labels to
instances based on the possibility of belonging to a particular class?
Naive Bayes
Which tool is used to connect users to relational databases and data warehouse appliances in
the model planning phase?
SAS/ACCESS
