### Q1: What is the primary function of a server in back-end architecture?  
### Q2: How does the application component facilitate communication between the server and the database in a fintech application?  
### Q3: Can you explain the significance of ensuring data security in databases used for fintech applications?  
### Q4: How does understanding back-end architecture improve the development of fintech applications?  
### Q5: In what ways might the integration of servers, applications, and databases pose challenges in real-world financial systems?  
### Q6: What role does business logic play in the application layer of back-end architecture?  
### Q7: How can effective communication skills enhance collaboration between technical teams when developing fintech solutions?  
### Q8: What strategies can be employed to explain complex back-end concepts to non-technical stakeholders?  
### Q9: How can you leverage your communication skills to advocate for best practices in back-end development within your fintech company?