WGU - D427 - DATA
MANAGEMENT -
APPLICATIONS -
PREASSESSMENT
65+ (2025-2026 Full Exam Kit) Solved
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This Exam contains: WGU - D427 - Data
✓ Management - Applications - PreAssessment
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,Question 1
San Francisco, CA 94110
USA
How many attributes are present in the address fragment?
-1
-2
-3
-4
Correct Answer
4
Question 2
The Package table has the following columns:
Weight—decimal
Description—optional variable length string
LastChangedDate—date
TrackingNumber—integer
Which column should be designated the primary key for the Package table?
- Weight
- Description
- LastChangedDate
- TrackingNumber
Correct Answer
Tracking Number
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, Question 3
Which data type will store "2022-01-10 14:22:12" as a temporal value without loss of information?
- DATE
- DATETIME
- DECIMAL
- BIGINT
Correct Answer
DATETIME
Question 4
Which SQL command is an example of data definition language (DDL)?
- UPDATE
- ALTER
- SELECT
- DELETE
Correct Answer
CREATE, ALTER, OR DROP
Question 5
How would a database engine process an update that violates a RESTRICT referential integrity
constraint?
- The offending value would be set to the database default.
- The update would be rejected by the database.
- The offending value would be changed to NULL.
- The updated value would flow to the primary key.
Correct Answer
The update would be rejected by the database.
Trusted by thousands of students and professionals worldwide Page 3 of 28
MANAGEMENT -
APPLICATIONS -
PREASSESSMENT
65+ (2025-2026 Full Exam Kit) Solved
Q&A | Correct & Verified Answers
100% Guarantee Pass
This Exam contains: WGU - D427 - Data
✓ Management - Applications - PreAssessment
✓ 100% Accurate Questions and Answers
✓ 100% Guarantee Pass - Verified by Experts
✓ Each Question Includes The Correct Answer
✓ Expert-Verified
Trusted by thousands of students and professionals worldwide Page 1 of 28
,Question 1
San Francisco, CA 94110
USA
How many attributes are present in the address fragment?
-1
-2
-3
-4
Correct Answer
4
Question 2
The Package table has the following columns:
Weight—decimal
Description—optional variable length string
LastChangedDate—date
TrackingNumber—integer
Which column should be designated the primary key for the Package table?
- Weight
- Description
- LastChangedDate
- TrackingNumber
Correct Answer
Tracking Number
Trusted by thousands of students and professionals worldwide Page 2 of 28
, Question 3
Which data type will store "2022-01-10 14:22:12" as a temporal value without loss of information?
- DATE
- DATETIME
- DECIMAL
- BIGINT
Correct Answer
DATETIME
Question 4
Which SQL command is an example of data definition language (DDL)?
- UPDATE
- ALTER
- SELECT
- DELETE
Correct Answer
CREATE, ALTER, OR DROP
Question 5
How would a database engine process an update that violates a RESTRICT referential integrity
constraint?
- The offending value would be set to the database default.
- The update would be rejected by the database.
- The offending value would be changed to NULL.
- The updated value would flow to the primary key.
Correct Answer
The update would be rejected by the database.
Trusted by thousands of students and professionals worldwide Page 3 of 28
