A data company needs a visualization that shows the availability zones from the last ten years and any future availability zones that the company will be using in the next five years. Which of the following is the most appropriate visualization to display this information?

• A.Bar chart
• B.Mosaic plot
• C.Map
• D.Pie chart

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A data analyst needs to create a report that anticipates the number of calls received daily. Which of the following is the best statistical method to use?

• A.Predictive
• B.Diagnostic
• C.Inferential
• D.Descriptive

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A data analyst needs to join together a table data source and a web API data source using Python. Which of the following is the best way to accomplish this task?

• A.Convert the data from the API and database to a varchar format and convert them to pandas DataFrames that are then merged together.
• B.Convert the data from the API and database to a JSON format and convert them to pandas DataFrames that are then merged together.
• C.Convert the data from the API and database to a TXT format and convert them to pandas DataFrames that are then merged together.
• D.Convert the data from the API and database to a string format and convert them to pandas DataFrames that are then merged together.

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Which of the following tools would a data analyst most likely use to modify a simple data connection property in a configuration file?

• A.RStudio
• B.SSMS
• C.Notepad++
• D.Toad

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A data analyst is creating a high-level report for the Chief Executive Officer. Which of the following data would most likely be included in the report?

• A.Employee names
• B.Product barcode numbers
• C.Version number
• D.Year-to-date sales numbers

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