A large company uses Salesforce across several departments. Each department has its own Salesforce Administrator. It was agreed that each Administrator would have their own sandbox in which to test changes.
Recently, users notice that fields that were recently added for one department suddenly disappear without warning. Also, Workflows that once sent emails and created tasks no longer do so. Which two statements are true regarding these issues and resolution? Choose 2 answers

What is the <apex:actionSupport> tag used for in Visualforce pages?

Choose the correct definition for <apex:actionPoller>

What is a potential design issue with the following code? trigger accountTrigger on Account (before update) { Boolean processOpportunity = false; List<opportunity> opptysClosedLost = new List<opportunity>(); List<opportunity> lstAllOpp = [select StageName from Opportunity where accountId IN
:Trigger.newMap.keySet()]; if(!lstAllOpp.isEmpty()) processOpportunity = true; while(processOpportunity) { for(opportunity o : lstAllOpp) { if(o.StageName == 'Closed - Lost') opptysClosedLost.add(o); processOpportunity = false; } } if(!opptysClosedLost.isEmpty() delete opptysClosedLost;

A corporation has many different Salesforce orgs, with some different objects and some common objects, and wants to build an application that can create, retrieve, and update common object records in all of the different orgs.
Which method of integration should the application use?