Scenario: An e-commerce platform is designing its “User Cart…

Scenario: An e-commerce platform is designing its “User Cart” service. The requirement is that if the primary database node fails, there must be zero downtime and no manual intervention required to switch traffic to a healthy node. The system can tolerate a higher infrastructure cost to achieve this.   Which redundancy pattern is most appropriate for this requirement?

Read the line below from Emily Dickinson’s poem “‘Hope’ is a…

Read the line below from Emily Dickinson’s poem “‘Hope’ is a thing with feathers.” “Hope is the thing with feathers that perches in the soul, / And sings the tune without the words, / And never stops at all.” The idea that hope persists even in difficult times, as expressed in this excerpt, is an example of which literary element?