A data analyst needs to join together a table data source and 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 JSON format and convert them to pandas DataFrames that are then merged together.
• B.Convert the data from the API and database to a varchar 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.

Comment: *

Name: *

Email: *

Verification: *

A product goes viral on social media, creating high demand. Distribution channels are facing supply chain issues because the testing and training models that are used for sales forecasting have not encountered similar demand. Which of the following best describes this situation?

• A.Model bias
• B.Data drift
• C.Incorrect sizing
• D.Skewing

Comment: *

Name: *

Email: *

Verification: *

A product goes viral on social media, creating high demand. Distribution channels are facing supply chain issues because the testing and training models that are used for sales forecasting have not encountered similar demand. Which of the following best describes this situation?

• A.Model bias
• B.Data drift
• C.Incorrect sizing
• D.Skewing

Comment: *

Name: *

Email: *

Verification: *

A data analyst receives a flat file that includes dates. The analyst needs to calculate the number of days from the dates on the file to the current date. Which of the following is the best way to complete this task?

• A.Convert data to date format and use date functions.
• B.Validate the date format with logical functions and use date functions to analyze.
• C.Use date functions to analyze the data with no conversion.
• D.Transform data to a numerical value and use mathematical functions.

Comment: *

Name: *

Email: *

Verification: *

Which of the following is found in metadata?

• A.Transformations
• B.Data lineage
• C.Syntax
• D.Variable types

Comment: *

Name: *

Email: *

Verification: *