Custom settings are similar to custom objects. It allows application developers to create custom sets of data, as well as the create and associate custom data for an organization. All custom settings data are available in the application cache, which allows efficient access without the cost of repeated queries to the database. It is mainly used to store information that will be frequently accessed from Apex code. It will perform better than a custom object as it doesn't have to be queried. Custom settings are not yet available in Process Builder.

A business scenario: Helina Jolly is working as a system administrator in Universal Container. She has received a requirement to auto-create a case whenever a new Chatter post contains a banned word. She also received a list of banned words (almost 50 words) from her manager. If Chatter posts contain numerous banned words, create a single case.

For the preceding business scenario, you can use all 50 words...