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DA0-001 CompTIA Exam Lab Questions

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Total 363 questions

CompTIA Data+ Certification Exam Questions and Answers

Question 17

A data analyst needs to observe the relationship between two numeric variables and identify the clustering pattern as well as the outliers. Which of the following visualizations should the analyst use?

Options:

A.

Heat map

B.

Tree map

C.

Scatter plot

D.

Stacked chart

Question 18

A company notifies its employees that emails will be automatically moved to a cloud-based server in 180 days. Which of the following describes this concept?

Options:

A.

Data deletion

B.

Data processing

C.

Data retention

D.

Data constraints

Question 19

Which of the following technologies would be best suited for creating a multiple linear regression model?

Options:

A.

Microsoft Power Bl

B.

R

C.

SQL

D.

Tableau

Question 20

Which of the following tools would be best to use to calculate the interquartile range, median, mean, and standard deviation of a column in a table that has 5.000.000 rows?

Options:

A.

Microsoft Excel

B.

R

C.

Snowflake

D.

SQL

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Total 363 questions