Universal Containers stores user preferences in a Hierarchy Custom Setting, User_prefs_c, with a Checkbox field, show_Help_c, Company-Level defaults are stored at the organizational level, but may be overridden at the user level, If a user has not overridden preferences, then the defaults should be used.
How should the Show_Help_c preference be retrieved for the current user?

Customer billing data must be added and updated into Salesforce from a remote system on a weekly basis. Additionally, customer activity information must be extracted from Salesforce and put it into an on-premises data warehouse on a weekly basis.
Which approach should be used to import data into Salesforce and export data out of Salesforce, taking into consideration that these imports and exports can interfere with end-user operations during business hours and involve large amounts of data?

The "action" attribute on <apex:page> is ONLY evaluated on which type of request?

Consider the above trigger intended to assign the Account to the manager of the Account''s region. Which two changes should a developer make in this trigger to adhere to best practices? Choose 2 answers

A company has a Request__c object that has a lookup to the Opportunity object and a custom field. Status__c, with values of Open,' Closed, and Invalid.' An Opportunity should not be allowed to be deleted if there are any Request__c records related to it that have a Status__c value of Open or 'Closed.' what is the optimal way to enforce the requirement to prevent deletion?