Certified Data Privacy Solutions Engineer (CDPSE) — Question 141

Which of the following is the BEST solution for storing both non-relational and relational personal data from Internet of Things (IoT) devices, web sites, and mobile applications?

Answer options

• A. Data lake
• B. Block storage
• C. Blockchain
• D. Data warehouse

Correct answer: A

Explanation

A Data lake is designed to handle large volumes of diverse data types, making it ideal for storing both non-relational and relational data. In contrast, Block storage is typically used for specific applications, Blockchain is best suited for secure transactions, and Data warehouses focus on structured data analytics, making them less flexible for varied data types.