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CompTIA DataSys+ Exam (DS0-001) - CompTIA Exam Questions

Last updated on June 20, 2026

97% Exam Compliance
80 Total Questions
1
Question
A database administrator is creating a table, which will contain customer data, for an online business. Which of the following SQL syntaxes should the administrator use to create an object?

Exhibit

Exhibit

Exhibit

A) B)
C) D)

Exhibit
Options
A Option A
B Option B
C Option C
D Option D
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2
Question
A business analyst is using a client table and an invoice table to create a database view that shows clients who have not made purchases yet. Which of the following joins is most appropriate for the analyst to use to create this database view?
Options
A INNER JOIN ON Client.Key = Invoice.Key
B LEFT JOIN ON Client.Key = Invoice.Key WHERE BY Invoice.Key IS NOLL
C RIGHT JOIN ON Client.Key = Invoice.Key WHERE BY Client.Key IS NOLL
D LEFT JOIN ON Client.Key = Invoice.Key
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3
Question
A company needs information about the performance of users in the sales department. Which of the following commands should a database administrator use for this task?
Options
A DROP
B InPDATE
C [delete
D ISELECT
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4
Question
Which of the following indexes stores records in a tabular format?
Options
A Columnstore
B Unique
C Non-clustered
D Secondary
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5
Question
A database administrator wants to remove inactive customers from a database. Which of the following statements should the administrator use?

Exhibit

Exhibit

A) B)
C) D)

Exhibit

Exhibit
Options
A Option A
B Option D
C Option C
D Option B
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