WS11S Practice Test

1Single Choice

An OutSystems Web Developer Specialist needs to ensure a screen loads efficiently when fetching a large dataset from the database. Which approach is the recommended best practice in OutSystems to optimize data retrieval on screen preparation?

A.Retrieve all records in an Aggregate and store them in a local variable on screen load
B.Use a paginated or incremental data fetch pattern (e.g., server-side pagination with a Data Action) so only the visible records are fetched
C.Disable preparation caching on the screen to always re-query the database
D.Use a Client Action with an Advanced Query that selects all rows into a List on the client side

Reveal the answer to continue