A developer needs to create a custom button for the Account object that, when clicked, will perform a series of calculation and redirect the user to a custom visualforce page.
Which three attributes need to be defined with values in the <apex:page> tag to accomplish this?
Choose 3 answers

• A.readOnly
• B.Action
• C.renderAs
• D.standard Controller
• E.extensions

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What are two ways that a controller and extension can be specified on a Visualforce page?
Choose 2 answers

• A.apex:page controllers="Account, myControllerExtension"
• B.Qo apex:page standardController="Account" extensions="myControllerExtension"
• C.a@pex:page=Account extends="myControllerExtension"
• D.apex:page controller="Account" extensions="myControllerExtension""

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A developer creates a new Apex trigger with a helper class, and writes a test class that only exercises 95% coverage of new Apex helper class. Change Set deployment to production fails with the test coverage warning: "Test coverage of selected Apex Trigger is 0%, at least 1% test coverage is required" What should the developer do to successfully deploy the new Apex trigger and helper class?

• A.Remove the falling test methods from the test class.
• B.Create a test class and methods to cover the Apex trigger
• C.Run the tests using the 'Run All Tests' method.
• D.Increase the test class coverage on the helper class

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

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A custom object Trainer_c has a lookup field to another custom object Gym___c.
Which SOQL query will get the record for the Viridian City gym and it's trainers?

• A.SELECT Id, (SELECT Id FROM Trainers) FROM Gym_C WHERE Name - Viridian City Gym'
• B.SELECT Id, (SELECT Id FROM Trainers) FROM Gym_C WHERE Name . Viridian City Gym'
• C.SELECT Id, (SELECT Id FROM Trainer_c) FROM Gym_c WHERE Name - Viridian City Gym'
• D.SELECT ID FROM Trainer_c WHERE Gym__r.Name - Viridian City Gym'

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