1|Page
WGU D467 EXPLORING DATA OBJECTIVE ASSESSMENT AND PRE-
ASSESSMENT EXAM NEWEST 2025/2026 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED||
A magazine conducts research about people's reading
preferences. They only include respondents who currently
subscribe. What type of bias does this scenario describe?
Confirmation
Interpretation
Sampling
Observer - ANSWER-Sampling
Fill in the blank: The data ethics principle of _____ states that an
individual has the right to understand all of the data-processing
activities and algorithms used on their data.
transaction transparency
consent
,2|Page
ownership
currency - ANSWER-transaction transparency
A financial institution publishes data about stock prices and
market trends, which any business, nonprofit, or citizen can
access, reuse, or redistribute through its online databases. What
type of data is described in this scenario?
Open
Allowable
Free
Closed - ANSWER-Open
Fill in the blank: A relational database contains a series of _____
that can be connected to form relationships.
tables
cells
fields
,3|Page
spreadsheets - ANSWER-tables
What is the term for an identifier that references a database
column in which each value is unique?
Field
Relation
Primary key
Foreign key - ANSWER-Primary key
What process do data professionals use to eliminate data
redundancy, increase data integrity, and reduce complexity in a
database?
Composition
Normalization
Manipulation
Iteration - ANSWER-Normalization
, 4|Page
Fill in the blank: When using a relational database, data analysts
write _____ to request data from the related tables.
relationships
keys
queries
programs - ANSWER-queries
A large company has several databases across its many
departments. What kind of metadata describes how many
locations contain a certain piece of data?
Structural
Administrative
Descriptive
Representative - ANSWER-Structural
WGU D467 EXPLORING DATA OBJECTIVE ASSESSMENT AND PRE-
ASSESSMENT EXAM NEWEST 2025/2026 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED||
A magazine conducts research about people's reading
preferences. They only include respondents who currently
subscribe. What type of bias does this scenario describe?
Confirmation
Interpretation
Sampling
Observer - ANSWER-Sampling
Fill in the blank: The data ethics principle of _____ states that an
individual has the right to understand all of the data-processing
activities and algorithms used on their data.
transaction transparency
consent
,2|Page
ownership
currency - ANSWER-transaction transparency
A financial institution publishes data about stock prices and
market trends, which any business, nonprofit, or citizen can
access, reuse, or redistribute through its online databases. What
type of data is described in this scenario?
Open
Allowable
Free
Closed - ANSWER-Open
Fill in the blank: A relational database contains a series of _____
that can be connected to form relationships.
tables
cells
fields
,3|Page
spreadsheets - ANSWER-tables
What is the term for an identifier that references a database
column in which each value is unique?
Field
Relation
Primary key
Foreign key - ANSWER-Primary key
What process do data professionals use to eliminate data
redundancy, increase data integrity, and reduce complexity in a
database?
Composition
Normalization
Manipulation
Iteration - ANSWER-Normalization
, 4|Page
Fill in the blank: When using a relational database, data analysts
write _____ to request data from the related tables.
relationships
keys
queries
programs - ANSWER-queries
A large company has several databases across its many
departments. What kind of metadata describes how many
locations contain a certain piece of data?
Structural
Administrative
Descriptive
Representative - ANSWER-Structural
