CompTIA ITF+ (FC0-U61) — Question 142

Which of the following is the BEST example of one-tier service architecture?

Answer options

• A. Online banking website
• B. Cloud management system
• C. Database management system
• D. Mobile photography application

Correct answer: C

Explanation

The correct answer is C, as a Database management system operates on a single tier where the database, application, and user interface are all integrated into one layer. The other options represent multi-tier architectures, where components are separated across different layers for scalability and flexibility.