CRT-450 시험 - Salesforce실제시험문제와 답 - 211문항

Question No : 1

How should a developer avoidhitting the governor limits in test methods?

A.Use @TestVisible on methods that create records.
B.Use Test.loadData() to load data from a static resource.
C.Use @IsTest (SeeAllData=true) to use existing data.
D.Use Test.startTest() to reset governor limits.

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Question No : 2

A developer wants to override a button using Visualforce on an object.
What is the requirement?

A.The controller or extension must have a PageReference method.
B.The standardController attribute must be set to the object.
C.The action attribute must be set to a controller method.
D.The object record must be instantiated in a controller or extension.

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Question No : 3

A developer needs to create a Visualforce page that displays Case data.The page will be used by both support reps and support managers. The Support Rep profile does not allow visibility of the Customer_Satisfaction__c field, but the Support Manager profile does.
How can the developer create the page to enforce Field Level Security and keep future maintenance to a minimum?

A.Create one Visualforce Page for use by both profiles.
B.Use a new Support Manager permission set.
C.Create a separate Visualforce Page for each profile.
D.Use a custom controller that has the withsharing keywords.

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Question No : 4

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 afterinsert 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.

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Question No : 5

What are two valid options for iterating through each Account in the collection List<Account> named AccountList? (Choose two.)

A.for (Account theAccount : AccountList) {…}
B.for(AccountList) {…}
C.for (List L : AccountList) {…}
D.for (Integer i=0; i < AccountList.Size(); i++) {…}

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Question No : 6

What are two uses for External IDs? (Choose two.)

A.To create relationships between records imported from an external system.
B.To create a record in a development environment with the same Salesforce ID as in another environment
C.To identify the sObject type in Salesforce
D.To prevent an importfrom creating duplicate records using Upsert

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Question No : 7

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.

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Question No : 8

The operation manager at a construction company uses a custom object called Machinery to manage the usage and maintenance of its cranes and other machinery. The manager wants to be able to assign machinery to different constructions jobs, and track the dates and costs associated with each job. More than one piece of machinery can be assigned to one construction job.
What should a developer do to meet these requirements?

A.Create a lookup field on theConstruction Job object to the Machinery object.
B.Create a lookup field on the Machinery object to the Construction Job object.
C.Create a junction object with Master-Detail Relationship to both the Machinery object and the Construction Job object.
D.Create a Master-Detail Lookup on the Machinery object to the Construction Job object.

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Question No : 9

Which three options can be accomplished with formula fields? (Choose three.)

A.Generate a link using the HYPERLINK function to a specific record.
B.Display the previous value for a field using the PRIORVALUE function.
C.Determine if a datetime field value has passed using the NOW function.
D.Return and display a field value from another object using the VLOOKUP function.
E.Determine which of three different images to display using the IF function.

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Question No : 10

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 company’sformatting.

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Question No : 11

Which approach should a developer take to automatically add a “Maintenance Plan” to each Opportunity that includes an “Annual Subscription” when an opportunity is closed?

A.Build a OpportunityLineItem trigger that adds a PriceBookEntry record.
B.Build an OpportunityLineItem trigger to add an OpportunityLineItem record.
C.Build an Opportunity trigger that adds a PriceBookEntry record.
D.Build an Opportunity trigger that adds an OpportunityLineItem record.

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Question No : 12

A developer is asked to set a picklist field to ‘Monitor’ on any new Leads owned by a subnet of Users.
How should the developer implement this request?

A.Create an after insertLead trigger.
B.Create a before insert Lead trigger.
C.Create a Lead Workflow Rule Field Update.
D.Create a Lead formula field.

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Question No : 13

How can a developer set up a debug log on a specific user?

A.It is not possible to setup debug logs for users other than yourself.
B.Ask the user for access to their account credentials, log in as the user and debug the issue.
C.Create Apex code that logs code actions into a custom object.
D.Set up a trace flag for the user, and define a logging level and time period for the trace.

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Question No : 14

How should a developer create a new custom exception class?

A.public class CustomException extends Exception{}
B.CustomException ex = new (CustomException)Exception();
C.public class CustomException implements Exception{}
D.(Exception)CustomException ex = new Exception();

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Question No : 15

A lead object has a custom field Prior_Email__c.
The following trigger is intended to copy the currentEmail into the Prior_Email__c field any time the Email field is changed:

Which type of exception will this trigger cause?

A.A null reference exception
B.A compile time exception
C.A DML exception
D.A limit exception when doing a bulk update

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Salesforce CRT-450 시험