1/30/25, 5:06 AM D465 - Data Applications
WGU D465 - Data Applications| PA and OA| Explore New 126 Questions and
Answers|2025 Study Guide 100% Correct.
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D465 - Data Applications
126 Correct terms
Questions and answers
,1/30/25, 5:06 AM D465 - Data Applications
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2 of 126
Term
What will this query return?
1. SELECT *
2. FROM Books_table
3. LEFT JOIN Biography_table
All records in the biography table and any matching rows from the
books table
All records in both the books table and the biography table
All rows from the books table joined together with the biography
table
All records in the books table and any matching rows from the
biography table
Give this one a go later!
WHERE materials_sorter <>
Create an absolute reference.
compost_sorter
Ensure rows and columns do not
WHERE materials_sorter !=
change.
compost_sorter
All records in the books table The process of collecting or
and any matching rows from gathering many separate pieces
the biography table into a whole
,1/30/25, 5:06 AM D465 - Data Applications
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3 of 126
Term
A data analyst at an engineering company calculates the number of
spreadsheet rows that contain the value turbine. Which function do
they use?
=COUNTIF(C1:C100,"turbine")
=COUNTIF(C1:C100,turbine)
=COUNTIF(C1:C100,"=turbine")
=COUNTIF(turbine=C1:C100)
Give this one a go later!
WHERE materials_sorter <>
compost_sorter
Format as currency
WHERE materials_sorter !=
compost_sorter
HAVING
COUNT(order_items.product_id) > =COUNTIF(C1:C100,"turbine")
100
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4 of 126
, 1/30/25, 5:06 AM D465 - Data Applications
Term
Nested function usage
Give this one a go later!
Requires extensive documentation Complicates code structure and
for each function. increases errors.
Only works with numerical data Simplifies operations,
types. improves code readability.
Don't know?
5 of 126
Term
Which function will return the number of characters in spreadsheet
cell F8 in order to confirm it contains exactly 15 characters?
=LEN(F8, 15)
=LEN(15)
=LEN(F8)
=LEN(15, F8)
Give this one a go later!
INNER JOIN CONCAT
WGU D465 - Data Applications| PA and OA| Explore New 126 Questions and
Answers|2025 Study Guide 100% Correct.
Correct
Incorrect
D465 - Data Applications
126 Correct terms
Questions and answers
,1/30/25, 5:06 AM D465 - Data Applications
Don't know?
2 of 126
Term
What will this query return?
1. SELECT *
2. FROM Books_table
3. LEFT JOIN Biography_table
All records in the biography table and any matching rows from the
books table
All records in both the books table and the biography table
All rows from the books table joined together with the biography
table
All records in the books table and any matching rows from the
biography table
Give this one a go later!
WHERE materials_sorter <>
Create an absolute reference.
compost_sorter
Ensure rows and columns do not
WHERE materials_sorter !=
change.
compost_sorter
All records in the books table The process of collecting or
and any matching rows from gathering many separate pieces
the biography table into a whole
,1/30/25, 5:06 AM D465 - Data Applications
Don't know?
3 of 126
Term
A data analyst at an engineering company calculates the number of
spreadsheet rows that contain the value turbine. Which function do
they use?
=COUNTIF(C1:C100,"turbine")
=COUNTIF(C1:C100,turbine)
=COUNTIF(C1:C100,"=turbine")
=COUNTIF(turbine=C1:C100)
Give this one a go later!
WHERE materials_sorter <>
compost_sorter
Format as currency
WHERE materials_sorter !=
compost_sorter
HAVING
COUNT(order_items.product_id) > =COUNTIF(C1:C100,"turbine")
100
Don't know?
4 of 126
, 1/30/25, 5:06 AM D465 - Data Applications
Term
Nested function usage
Give this one a go later!
Requires extensive documentation Complicates code structure and
for each function. increases errors.
Only works with numerical data Simplifies operations,
types. improves code readability.
Don't know?
5 of 126
Term
Which function will return the number of characters in spreadsheet
cell F8 in order to confirm it contains exactly 15 characters?
=LEN(F8, 15)
=LEN(15)
=LEN(F8)
=LEN(15, F8)
Give this one a go later!
INNER JOIN CONCAT
