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CompTIA DA0-001 Exam Actual Questions

The questions for DA0-001 were last updated on Nov. 13, 2024.
  • Viewing page 1 out of 52 pages.
  • Viewing questions 1-5 out of 259 questions
 

Topic 1 - Exam A

Question #1 Topic 1

A data analyst needs to calculate the mean for Q1 sales using the data set below:

Which of the following is the mean?

  • A. $2,466.18
  • B. $2,667.60
  • C. $3,082.72
  • D. $12,330.88
Reveal Solution Hide Solution   Discussion   9

Correct Answer: A 🗳️

Question #2 Topic 1

A data analyst is creating a report that will provide information about various regions, products, and time periods. Which of the following formats would be the MOST efficient way to deliver this report?

  • A. A workbook with multiple tabs for each region
  • B. A daily email with snapshots of regional summaries
  • C. A static report with a different page for every filtered view
  • D. A dashboard with filters at the top that the user can toggle
Reveal Solution Hide Solution   Discussion   3

Correct Answer: D 🗳️

Question #3 Topic 1

A customer list from a financial services company is shown below:

A data analyst wants to create a likely-to-buy score on a scale from 0 to 100, based on an average of the three numerical variables: number of credit cards, age, and income. Which of the following should the analyst do to the variables to ensure they all have the same weight in the score calculation?

  • A. Recode the variables.
  • B. Calculate the percentiles of the variables.
  • C. Calculate the standard deviations of the variables.
  • D. Normalize the variables.
Reveal Solution Hide Solution   Discussion   5

Correct Answer: D 🗳️

Question #4 Topic 1

Which of the following actions should be taken when transmitting data to mitigate the chance of a data leak occurring? (Choose two.)

  • A. Data identification
  • B. Data processing
  • C. Data reporting
  • D. Data encryption
  • E. Data masking
  • F. Fata removal
Reveal Solution Hide Solution   Discussion   2

Correct Answer: DE 🗳️

Question #5 Topic 1

A data analyst has been asked to organize the table below in the following ways:

By sales from high to low -

By state in alphabetic order -

Which of the following functions will allow the data analyst to organize the table in this manner?

  • A. Conditional formatting
  • B. Grouping
  • C. Filtering
  • D. Sorting
Reveal Solution Hide Solution   Discussion   6

Correct Answer: D 🗳️

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