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DA0-001 – CompTIA Data+ Certification Exam

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Showing 7–9 of 10 questions

Question 7

A data analyst wants to create "Income Categories" that would be calculated based on the existing variable "Income". The "Income Categories" would be as follows:

Income category 1: less than $1.

Income category 2: more than $1 and less than $20,000.

Income category 3: more than $20,001 and less than $40,000.

Income category 4: more than $40,001.

Which of the following data manipulation techniques should the data analyst use to create "Income Categories"?

Select an option, then click Submit answer.

  • ○

    Data merge
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    Derived variables
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    Data blending
  • ○

    Data append
Question 8

A data analyst needs to present the results of an online marketing campaign to the marketing manager. The manager wants to see the most important KPIs and measure the return on marketing investment. Which of the following should the data analyst use to BEST communicate this information to the manager?

Select an option, then click Submit answer.

  • ○

    A real-time monitor that allows the manager to view performance the day the campaign was launched
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    A sell-service dashboard that allows the manager to look at the company's annual budget performance
  • ○

    A spreadsheet of the raw data from all marketing campaigns and channels
  • ○

    A summary with statistics, conclusions, and recommendations from the data analyst
Question 9

Which of the following is a control measure for preventing a data breach?

Select an option, then click Submit answer.

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    Data transmission
  • ○

    Data attribution
  • ○

    Data retention
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    Data encryption