Software Architecture – Page 4 – Sharp: NCLEX, Java & Python

Java: Observer Pattern

What role does the 'Subject' play in the Observer Pattern?

When should you avoid using the Observer Pattern?

How can the Observer Pattern trigger workflows invisibly?

How does the Observer Pattern support invisible workflow triggers?

How would you explain a common pitfall when using the Builder pattern in an interview?

What makes the Builder pattern suitable for constructing immutable objects?

How can the Builder pattern support variations in a checkout flow?

Why is it beneficial to separate object creation logic from the final product?

How does the Builder pattern enhance code readability?

What design consequences arise from overusing the Builder pattern?