[Salesforce Certified platform Developer1] Dump 노트4

 

1. A developer executes the following query in Apex to retrieve a list of contacts for each account: List<account> accounts = [Select ID, Name, (Select ID, Name from Contacts) from Account] ; Which two exceptions may occur when it executes? (Choose two.)

• A. CPU limit exception due to the complexity of the query.
• B. SOQL query row limit exception due to the number of contacts.
• C. SOQL query limit exception due to the number of contacts.
• D. SOQL query row limit exception due to the number of accounts.

 

CD

 

2. A developer needs to create a custom Interface in Apex. Which three considerations must the developer keep in mind while developing the Apex Interface? (Choose 3 answers)

• A. The Apex class must be declared using the interface keyword.
• B. New methods can be added to a public interface within a released package.
• C. The Apex interface class access modifier can be set to Private, Public, or Global.
• D. A method implementation can be defined within the Apex Interface.
• E. A method defined In an Apex Interface cannot have an access modifier.

 

ACE

 

3. A developer created a Lightning component to display a short text summary for an object and wants to use it with multiple Apex classes. How should the developer design the Apex classes?

• A. Have each class define method getObject() that returns the sObject that is controlled by the Apex class.
• B. Extend each class from the same base class that has a method getTextSummary() that returns the summary.
• C. Have each class implement an interface that defines method getTextSummary() that returns the summary.
• D. Have each class define method getTextSummary() that returns the summary.

 

C

 

 

4. A developer is asked to create a PDF quote document formatted using the company's branding guidelines, and automatically save it to the Opportunity record. Which two ways should a developer create this functionality? (Choose two.)

• A. Install an application from the AppExchange to generate documents.
• B. Create a Visualforce page with custom styling.
• C. Create an email template and use it in Process Builder.
• D. Create a visual flow that implements the companyג€™s formatting.

 

AB

 

 

5. What is a benefit of using an after insert trigger over using a before insert trigger?

• A. An after insert trigger allows a developer to bypass validation rules when updating fields on the new record.
• B. An after insert trigger allows a developer to insert other objects that reference the new record.
• C. An after insert trigger allows a developer to make a callout to an external service.
• D. An after insert trigger allows a developer to modify fields in the new record without a query.

 

B

 

 

6. Which three options allow a developer to use custom styling in a Visualforce page? (Choose three.)

• A. apex:stylesheet tag
• B. Inline CSS
• C. apex:styletag
• D. apex:stylesheetstag
• E. A static resource

 

ABE

 

 

7. What are two ways for a developer to execute tests in an org? (Choose 2)

• A. Bulk API
• B. Metadata API
• C. Tooling API
• D. Developer console

 

CD

 

 

8. What are three ways for a developer to execute tests in an org? (Choose 3) (Similar)

• A. Bulk API
• B. Tooling API
• C. Setup Menu
• D. Salesforce DX
• E. Metadata API

 

BCD

 

 

9. Since Aura application events follow the traditional publish-subscribe model, which method is used to fire an event?

• A. ernit()
• B. fireEvent()
• C. registerEvent()
• D. fire()

 

D

 

 

10. Given the following Apex statement: Account myAccount = [SELECT Id, Name FROM Account]; What occurs when more than one Account is returned by the SOQL query? (check)

• A. The variable, myAccount, is automatically cast to the List data type.
• B. An unhandled exception is thrown and the code terminates.
• C. The first Account returned is assigned to myAccount.
• D. The query fails and an error is written to the debug log.

 

B