What will improve performance?

A developer has built a multi-page wizard using a single Custom Controller to query and update data. Users are complaining that the pages are loading slowly.

What will improve performance? (Choose three.)
A . Reducing the view state
B . Using actionRegion and rerender
C . Turning off the standard stylesheet
D . Setting the Apex Page attribute cache=true
E . Using selective queries

View Answer

Answer: A,D,E