19.2.2. Three-Tier Architecture

Try these first

1. 1.

   What are the three layers in three-tier architecture?

   Hint

   Think about how an application divides its functionalities.

2. 2.

   What layer does the user interact with?

   Hint

   Consider where the inputs are provided.

3. 3.

   What are the three layers of a three-tier architecture?

   • Client
   • Middle
   • Data
   • Client
   • User
   • Admin
   • Presentation
   • Logic
   • Data

   Hint

   Remember the acronym 'CMD'.

4. 4.

   The middle tier is responsible for?

   • True
   • False

   Hint

   Think about its role as an intermediary.

5. 5.

   Analyze a case where a failure in the middle tier of a banking application leads to inconsistent data states.

   Hint

   Examine how middleware handles interactions.

6. 6.

   Design a scenario where applying changes to the middle tier affects the client tier without changing the data structure.

   Hint

   Explore separation of concerns and user experience.