WGU D204 Data Analytics Life Cycle ACTUAL TEST
BANK EXAM 2025-2026 \COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS \VERIFIED
ANSWERS \ALREADY GRADED A+ ||ASSURED PASS
1. Datascientists are able to ABD
find order,
meaning, value in
Unstructured data as well
as:
a. Automate processes
b. Predict outcomes
c. Predict processes
d. Provide hidden insight
2. Data scientists are able to ABD
find ___________________ in
Unstructured data.
a. Meaning
b. Order
c. Outcomes
d. Value
3. Data science are able D
to find order, meaning,
value in _______ _.
a. Hidden insight
b. Outcomes
c. Processes
d. Unstructured data
4. Data science includes ABC
the following
components:
a. Computer programming
b. Math and stats
c. Substantive expertise
d. Tropical domain expertise
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5. Programming languages that CD
are very
frequently used for data
manipulation and modeling:
a. C/C++
b. Java
c. Python
d. R
6. When should Python or BC
R be used for
programming?
a. Back end
b. Data manipulation
c. Data modeling
d. General-purpose
7. General-Purposes AB
languages, used for back
end and provide maximum
speed:
a. C/C++
b. Java
c. Python
d. R
8. When should C/C++ or AD
Java be used for
programming?
a. Back end
b. Data manipulation
c. Data modeling
d. Provide maximum speed
9. What defines back end? D
a. Foundational elements
of computer
programming
b. Foundational elements of
data analytics
c. Foundational elements of
data modeling
d. Foundational elements of
data science
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10. Language for working B
with relational databases
to do queries and data
manipulation:
a. Excel
b. SQL
c. Tableau
d. TensorFlow
11. What does SQL stand for? C
a. Standard query language
b. Standard question language
c. Structured query language
d. Structured question
language
12. When should SQL be used? ACD
a. Data manipulation
b. Data modeling
c. Data queries
d. Working with relational
database
13. Packages that can be D
used in other
languages:
a. C/C++
b. Java
c. Python
d. TensorFlow
14. Example of an open-source D
library
a. C/C++
b. Python
c. R
d. TensorFlow
15. When should TensorFlow be D
used?
a. Backend
b. Data manipulation
c. Data queries
d. Deep learning
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16. Forms of mathematics help AB
you:
a. Choose procedures
b. Diagnose problems
c. Pinpoint causes
d. Solve coding issues
17. When choosing BCD
procedures, judge the fit
between your:
a. Application
b. Data
c. Procedure
d. Question
18. Which is the first and D
most important thing in
judging a fit for
choosing
procedures?
a. Your application
b. Your data
c. Your procedure
d. Your question
19. What must be available to B
you in judging a fit for
choosing procedures?
a. Application
b. Data
c. Procedure
d. Question
20. You choose a procedure D
that answers
a. Your data based on your
question
b. Your procedure based on
your question
c. Your question based on your
skillsets
d. Your questions based on
your data
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