CompTIA Data+ (DA0-001) — Question 316

Which of the following activities is most likely performed during data preparation in the ETL process?

Answer options

• A. Feeding data to a report
• B. Extracting web data
• C. Removing data duplicates
• D. Logging in to a domain

Correct answer: C

Explanation

The correct answer is C, as removing data duplicates is a key step in preparing data for analysis, ensuring that the data set is clean and accurate. Options A and B are related to later stages of the ETL process, while D does not pertain to data preparation at all.