WGU D467 / D467 Pre- Assessment Exam
Exploring Data | Questions and Verified Answers |
Latest Update 2026/2027 | 100% Correct - WGU
To track people's online activities and interests, which method of data collection is
most effective?
Cookies
What are cookies?
Small files stored on computers that contain information about users
In data analytics, what term refers to all possible data values in a dataset?
Population
A grocery store chain purchases customer data from a credit card company. The
grocer uses this data to identify its most loyal customers and offer them special
,promotions and discounts. What type of data is being used in this scenario?
Second-party
When discussing structured databases, data analysts refer to the data contained in a
row as a record. How do they refer to the data contained in a column? Field
Fill in the blank: A data type is a specific kind of data _____ that tells what kind of
value the data is.
attribute
In a data table, where are fields contained?
Columns
Fill in the blank: For data analytics projects, _____ data is typically preferred
because users know it originated within the organization.
first-party
,When using long data, each subject has data in multiple rows. This is because each
row represents what?
One observation per subject
Fill in the blank: The number of stars awarded to a product review is an example
of _____ data. discrete
What type of data is the height of a skyscraper?
Continuous
In data analytics, what is the term for data that is generated from, and lives, outside
of an External
Fill in the blank: A data model is used to organize _____ and how they relate
to one another. data elements
A data analyst works on an urgent traffic study. As a result of the short time frame,
which type of data might yield the best results?
Historical
, A political scientist needs to poll all voters in Seoul, South Korea, in order to
predict the outcome of an election. Because it would be impossible to collect data
from every single person in the city, the political scientist polls a part of the
population that is representative of the whole. What does this scenario describe?
Using a sample
Which of the following questions would enable a data professional to collect
nominal qualitative data?
Did anyone recommend our music lessons to you?
What concept states that all data-processing activities and algorithms should be
completely explainable and understood by the individual who provides their data?
Transaction transparency
A data analyst removes personally identifying information from a dataset. What
task are they performing?
Data anonymization
Exploring Data | Questions and Verified Answers |
Latest Update 2026/2027 | 100% Correct - WGU
To track people's online activities and interests, which method of data collection is
most effective?
Cookies
What are cookies?
Small files stored on computers that contain information about users
In data analytics, what term refers to all possible data values in a dataset?
Population
A grocery store chain purchases customer data from a credit card company. The
grocer uses this data to identify its most loyal customers and offer them special
,promotions and discounts. What type of data is being used in this scenario?
Second-party
When discussing structured databases, data analysts refer to the data contained in a
row as a record. How do they refer to the data contained in a column? Field
Fill in the blank: A data type is a specific kind of data _____ that tells what kind of
value the data is.
attribute
In a data table, where are fields contained?
Columns
Fill in the blank: For data analytics projects, _____ data is typically preferred
because users know it originated within the organization.
first-party
,When using long data, each subject has data in multiple rows. This is because each
row represents what?
One observation per subject
Fill in the blank: The number of stars awarded to a product review is an example
of _____ data. discrete
What type of data is the height of a skyscraper?
Continuous
In data analytics, what is the term for data that is generated from, and lives, outside
of an External
Fill in the blank: A data model is used to organize _____ and how they relate
to one another. data elements
A data analyst works on an urgent traffic study. As a result of the short time frame,
which type of data might yield the best results?
Historical
, A political scientist needs to poll all voters in Seoul, South Korea, in order to
predict the outcome of an election. Because it would be impossible to collect data
from every single person in the city, the political scientist polls a part of the
population that is representative of the whole. What does this scenario describe?
Using a sample
Which of the following questions would enable a data professional to collect
nominal qualitative data?
Did anyone recommend our music lessons to you?
What concept states that all data-processing activities and algorithms should be
completely explainable and understood by the individual who provides their data?
Transaction transparency
A data analyst removes personally identifying information from a dataset. What
task are they performing?
Data anonymization
