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CompTIA DS0-001 Exam Practice Questions (P. 1)

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Question #1
Over the weekend, a company’s transaction database was moved to an upgraded server. All validations performed after the migration indicated that the database was functioning as expected. However, on Monday morning, multiple users reported that the corporate reporting application was not working.
Which of the following are the most likely causes? (Choose two.)
  1. A
    The access permissions for the service account used by the reporting application were not changed.
  2. B
    The new database server has its own reporting system, so the old one is not needed.
  3. C
    The reporting jobs that could not process during the database migration have locked the application.
  4. D
    The reporting application’s mapping to the database location was not updated.
  5. E
    The database server is not permitted to fulfill requests from a reporting application.
  6. F
    The reporting application cannot keep up with the new, faster response from the database.

Correct Answer:
AD

Question #2
Given the following customer table:

Which of the following ORM snippets would return the ID, state, and country of all customers with the newest customers appearing first?
  1. A
  2. B
  3. C
  4. D

Correct Answer:
B

Question #3
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?
  1. A
    Monthly full, daily differential
  2. B
    Daily differential
  3. C
    Daily full
  4. D
    Weekly full, daily incremental

Correct Answer:
D

Question #4
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?
  1. A
    Create a new service account exclusively for the business intelligence application.
  2. B
    Build a separate data warehouse customized to the business intelligence application's specifications.
  3. C
    Set up a nightly FTP data transfer from the database server to the business intelligence application server.
  4. D
    Send the business intelligence administrator the approved TNS names file to configure the data mapping.
  5. E
    Open a new port on the database server exclusively for the business intelligence application.

Correct Answer:
A

Question #5
Which of the following scripts would set the database recovery model for sys.database?
  1. A
  2. B
  3. C
  4. D

Correct Answer:
A

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