DS0-001 Exam Training Practice Tests (CompTIA DataSys+ Certification)]

Question 1

(A financial institution is running a database that contains PII. Database administrators need to provide table access to junior developers. Which of the following is the best option?)

A. View creation B. Role assignment C. Policy enforcement D. Data masking

Correct Answer: A

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Question 2

Which of the following is the deployment phase in which a DBA ensures the most recent patches are applied to the new database?

A. Provisioning B. Modifying C. Upgrading D. Importing

Correct Answer: C

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Question 3

(A database administrator wants users to be able to access resources remotely from home. Which of the following best describes how the administrator can enable this access without compromising the security of the stored data?)

A. Configure and deploy a firewall. B. Implement a perimeter network for internet-facing database applications. C. Implement strong password policies. D. Implement a virtual private network.

Correct Answer: D

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Question 4

(Analysts are writing complex queries across live tables for a database administrator. Which of the following is the best solution for the analysts to implement in order to improve user performance?)

A. Deleting records from the table B. Modifying the data in the table C. Creating views to support repeat queries D. Removing data redundancy

Correct Answer: C

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Question 5

Which of the following describes a scenario in which a database administrator would use a relational database rather than a non-relational database?

A. An organization requires data encryption. B. An organization wants to process complex data sets. C. An organization wants to maintain consistency among the data in the database. D. An organization wants to store a large number of videos, photos, and documents.

Correct Answer: C

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Question 6

A database administrator needs to ensure that a newly installed corporate business intelligence application can access the company's transactional data. Which of the following tasks should the administrator perform first?

A. Build a separate data warehouse customized to the business intelligence application's specifications. B. Open a new port on the database server exclusively for the business intelligence application. C. Set up a nightly FTP data transfer from the database server to the business intelligence application server. D. Send the business intelligence administrator the approved TNS names file to configure the data mapping. E. Create a new service account exclusively for the business intelligence application.

Correct Answer: E

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Question 7

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. Monthly full, daily differential B. Daily full C. Daily differential D. Weekly full, daily incremental

Correct Answer: D

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Question 8

(Before installing a new database instance for an organization, a DBA needs to verify the amount of space, the hardware, and the network resources. Which of the following best describes this process?)

A. Upgrading the database instance B. Performing patch management C. Checking for database prerequisites D. Provisioning the configuration

Correct Answer: C

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CompTIA DataSys+ Certification - DS0-001 Exam Practice Test