In this assignment you have to use the Aggregate query in which there will be two-level of grouping Account and Status also applying the filter of date. Consider them as Open Task: - ‘In progress’,...

In this assignment you have to use the Aggregate query in which there will be

two-level of grouping Account and Status also applying the filter of date.

Consider them as Open Task: - ‘In progress’, ‘Not Started’, ‘Waiting on someone else’.
For Completed Task: - ‘Completed’.
Other Task maybe:- ‘Deferred’. “

On Account Object: -

Create new fields: - Open Task, Completed Task, Total Task [All fields are Number Types].
Create Apex Class Named: ‘RollupSummary‘.

Method Details are:-

Name: ‘rollUpTaskInformations’
Method contains two Arguments: - List, Date

Argument related Info:-
List:- It will hold the account records on those we need to do the processing.
Date: - ‘DueDate’ (Field Name) of the task should be less than (<) to="" the="" passed="" date="" in="" the="">

This argument is used for filtering the records.