Which two statements true about Getter and Setter methods as they relate to Visualforce? Choose 2 answers

• A.There is no guarantee for the order in which Getter or Setter methods are executed.
• B.Setter methods can pass a value from a controller to a page.
• C.Getter methods can pass a value from a controller to a page.
• D.Setter methods always have to be declared global.

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A developer wants to get access to the standard price book in the org while writing a test class that covers an OpportunityLineItem trigger. Which method allows access to the price book?

• A.Use Test,getStandardPricebookid ( ) to get the standard price book ID.
• B.Use Test.loadData ( )and a static resource to load a standard price book
• C.Use @IsTest (SeeAllData=True) and delete the existing standard price book
• D.Use @TestVisible to allow the test method to see the standard price book.

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A developer has to identify a method in en Apex class that performs resource intensive actions in memory by iterating over the result set of a SOQL statement on the account. The method also performs a SOQL statement to save the changes to the database.
Which two techniques should the developer implement as a best practice to ensure transaction control and avoid exceeding governor limits?
Choose 2 answers

• A.Use the Database.Savepoint method to enforce database integrity.
• B.Use the System.Limit class to monitor the current CPU governor limit consumption.
• C.Use Partial DHL statements to ensure only valid data is committed.
• D.Use the @ReadOnly annotation to bypass the number of rows returned by a SOQL.

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A business has a proprietary Order Management System (OMS) that creates orders from their website and ... the order. When the order is created in the OMS, an integration also creates an order record in Salesforce ... relates it to the contact as identified by the email on the order. As the order goes through different stages in OMS, the integration also updates it in Salesforce.
It is notified that each update from the OMS creates a new order record in Salesforce.
Which two actions prevent the duplicate order records from being created in Salesforce?
Choose 2 answers

• A.Use the order number from the OMS as an external ID.
• B.Write a before trigger on the order object to delete any duplicates.
• C.Use the email on the contact record as an external ID.
• D.Ensure that the order number in the OMS is unique.

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A developer has a Visualforce page and custom controller to save Account records. The developer wants to display any validation rule violation to the user. How can the developer make sure that validation rule violations are displayed?

• A.Use a try/catch with a custom exception class.
• B.Add cuatom controller attributes to display the message.
• C.Perform the DML using the Database.upsert() method.
• D.Include <apex:message> on the Visualforce page.

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