CompTIA DataSys+ Exam (DS0-001) - CompTIA Actual Exam Questions
Last updated on April 15, 2026
Which of the following is recommended in order to provide encrypted data communication pathways for information as it is transmitted over a network?
TCP/IP
NFS
SMB
TLS
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A database professional is considering denormalizing a database. Which of the following documents should be used to analyze the database's structure?
SOP
Data dictionaries
UML diaqrams
ERD
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A database administrator is conducting a stress test and providing feedback to a team that is developing an application that uses the Entity Framework. Which of the following explains the approach the administrator should use when conducting the stress test?
Capture business logic, check the performance of codes, and report findings.
Check the clustered and non-clustered indexes, and report findings.
Review application tables and columns, and report findings.
Write queries directly into the database and report findings.
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A developer is designing a table that does not have repeated values. Which of the following indexes should the developer use to prevent duplicate values from being inserted?
Unique
Single column
Implicit
Composite
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Which of the following types of RAID, if configured with the same number and type of disks, would provide the best write performance?
RAID 3
RAID 5
RAID 6
RAID 10
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