What is the most efficient way in Visualforce to show information based on data filters defined by an end-userfor a large volume of data?

A. Use an Apex controller to refine raw data based on data filters and store the result in a transient variable.
B. Use an Apex controller to refine raw data based on data filters and store the result in a snauc variable.
C. Use the rendered condition in Visualforce to limit data based on data filters.
D. Use filter conditions in a SOQL query to limit data based on data filters.

Ans: D. Use filter conditions in a SOQL query to limit data based on data filters

What is the optimal functionality in the Developer Console to count the number of calls made to themethod? A developer has a Debug method within a class, which is invoked hundreds of times.

A. The “Execution Log” Panel.
B. The “Execution Stack” Panel.
C. The “Executed Units” tab under the Execution Overview Panel.
D. The “Execution Tree” tab under the Stack Tree Panel.
This question is part of PD2

Ans : The “Executed Units” tab under the Execution Overview Panel