CompTIA Data+ (DA0-001) — Question 273

Which of the following describes the use of a representative amount of data from a main repository?

Answer options

• A. Observation
• B. Delta load
• C. Web scraping
• D. Sampling

Correct answer: D

Explanation

The correct answer is D, Sampling, which involves selecting a representative portion of data for analysis from a larger dataset. Options A, B, and C do not accurately describe this process; Observation refers to monitoring data, Delta load involves updating only changed data, and Web scraping pertains to extracting data from websites.