CompTIA DS0-001 Actual Free Exam Questions & Community Discussion

Exam Code/Number: DS0-001
Exam Name/Title: CompTIA DataSys+ Certification Exam
Certification Provider: CompTIA
Corresponding Certification: CompTIA DataSys+

Exam Questions: 120
Updated On: Jul 23, 2026

Question #1

(Which of the following is the purpose of including a COLLATE clause in a column definition?)

A. To support functional dependency

B. To ensure all values entered into a column fall within a data range

C. To create a computed column that is included in an index

D. To specify how data is sorted in a database

Discussion 0

Correct Answer: D Vote an answer

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Question #2

Which of the following is part of logical database infrastructure security?

A. Perimeter network

B. Cooling system

C. Surveillance

D. Biometric access

Discussion 0

Correct Answer: A Vote an answer

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Question #3

A database administrator manages a database server that is running low on disk space. A lot of backup files are stored on the server's disks.
Which of the following is the best action for the administrator to take?

A. Move all the backup files to external disks.

B. Delete all the backup files that are not required by the backup retention policy.

C. Delete all the backup files except for the most recent one.

D. Delete all the backup files containing data that is rated as classified.

Discussion 0

Correct Answer: B Vote an answer

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Question #4

Which of the following best describes a collection of data that shares the same properties or attributes?

A. Entity set

B. Relation set

C. Tuples

D. ER model

Discussion 0

Correct Answer: A Vote an answer

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Question #5

A DBA is reviewing the following logs to determine the current data backup plan for a primary data server:

Which of the following best describes this backup plan?

A. Daily full

B. Monthly full, daily differential

C. Weekly full, daily incremental

D. Daily differential

Discussion 0

Correct Answer: C Vote an answer

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Question #6

A server administrator wants to analyze a database server's disk throughput. Which of the following should the administrator measure?

A. RPfvl

B. Reads

C. Latency

D. IOPS

Discussion 0

Correct Answer: D Vote an answer

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Question #7

(Five minutes after a power failure occurred in a data center, a CO# system was automatically triggered.
Which of the following caused the CO# system to start?)

A. RTO settings were configured to be applied in a short time frame.

B. RPO settings were configured to be applied in a short time frame.

C. A cooling system set off the CO# system in order to protect the equipment.

D. High temperatures activated the fire suppression system.

Discussion 0

Correct Answer: D Vote an answer

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