Quiz
SALESFORCE DEV-401 Certification Evaluation 1
Questions in this quiz (59)
1A developer writes a before insert trigger. How can the developer access the incoming records in the trigger body?
- ABy accessing the Trigger.new context variable.
- BBy accessing the Trigger.newRecords context Variable.
- CBy accessing the Trigger.newMap context variable.
- DBy accessing the Trigger.newList context variable.
2In an organization that has enabled multiple currencies, a developer needs to aggregate the sum of the Estimated_value__c currency field from the campaignmember object a roll-up summary field called total_estimated_value__c on campaign.
How is the currency of the total_Estimated_value__c roll-up summary field determined?- AThe values in campaignmember.estimated_value__c are converted into the currency of the campaign record, and the sum is displayed using the currency on the campaign record.
- BThe values in campaignMember.Estimated_value__c are converted into the currency on the majority of the campaignmember records and the sum is displayed using that currency.
- CThe values in campaignMember.Estimated_value__c are summed up and the resulting Total_Estimated_value__c field is diaplyed as a numeric field on the campaign record.
- DThe values in campaignMember.Estimated_value__c are converted into the currency of the currentuser, and the sum is displayed using the currency on the campaign record.
3When creating unit tests in apex, which statement is accurate?
- AUnit tests with multiple methods result in all methods failing every time one method fails.
- BIncreased test coverage requires large test classes with many lines of code in one method.
- CTriggers do not require any unit tests in order to deploy them from sandbox to production.
- DSystem assert statement that do not increase code coverage contribute important feedback in unit tests.
4An sObject named Application_c has a lookup relationship to another sObject named Position_c. Both Application_c and Position_c have a picklist field named Status_c.
When the Status_c field on Position_c is updated, the Status_c field on Application_c needs to be populated automatically with the same value, and execute a workflow rule on Application_c.
How can a developer accomplish this?- ABy changing Application__c.Status__c into a roll-up summary field.
- BBy changing Application__c.Status__c into a formula field.
- CBy using an apex trigger with a DML operation.
- DBy configuring a cross-object field update with a workflow.
5A developer has the following trigger that fires after insert and creates a child case whenever a new case is created.
List<case> childcases = new List<case>();
for(case parent : trigger.new)
{
case child = new case(parentId = parent.Id, subject = parent.subject);
childcases.add(child);
}
insert childcases;
What happens after the code block executes?- AMultiple child cases are created for each parent in trigger.new
- BTrigger enters infinite loop and eventually fails
- Ccase is created for each parent case in trigger.new
- DThe trigger fails if subject field on parent is blank
6How can a developer avoid exceeding governor limits when using an apex trigger?
Choose 2.- ABy using a helper class that can be invoked from multiple triggers.
- BBy using the database class to handle DML transactions.
- CBy using maps to hold data from query results.
- DBy performing DML transactions on lists of sobjects.
7Why would a developer use Test.starttest() and test.stoptest()?
- ATo avoid Apex code coverage requirements for the code between these lines.
- BTo start and stop anonymous block execution when executing anonymous Apex code.
- CTo indicate test code so that it does not impact apex line count governor limits.
- DTo create an additional set of governor limits during the execution of a single test class.
8In which order does salesforce execute events upon saving a record?
- ABefore Triggers; Validation Rules; After Triggers; Assignment Rules; Workflow Rules; Commit
- BValidation Rules; Before Triggers; After Triggers; Workflow Rules; Assignment Rules; Commit
- CBefore Triggers; Validation Rules; After Triggers; Workflow Rules; Assignment Rules; Commit
- DValidation Rules; Before Triggers; After Triggers; Assignment Rules; Workflow Rules; Commit
9When loading data into an organization, what can a developer do to match records to update existing records?
Choose 2- AMatch an external id text field to a column in the imported file.
- BMatch the id field to a column in the imported file.
- CMatch the name field to a column in the imported file.
- DMatch an auto-generated number field to a column in the imported file.
10How can a developer refer to, or instantiate, a pagereference in apex?
Choose 2- ABy using a pagereference with a partial or full URL.
- BBy using the page object and a Visualforce page name.
- CBy using the apexPage.page() method with a visualforce page name.
- DBy using the PageReference.page() method with a partial or full URL.
11What is the minimum log level needed to see user-generated debug statements?
- ADEBUG
- BFINE
- CINFO
- DWARN
12In the code below what type does Boolean inherit from?
Boolean b =true;- AEnum
- BObject
- CString
- DClass
13On a Visualforce page with a custom controller, how should a developer retrieve a record by using an ID parameter that is passed on the URL?
- AUse the constructor method for the controller.
- BUse the $Action.View method in the Visualforce page.
- CCreate a new PageReference object with the Id.
- DUse the <apex:detail> tag in the Visualforce page.
14A developer wrote a workflow email alert on case creation so that an email is sent to the case owner manager when a case is created. When will the email be sent?
- AAfter committing to database.
- BBefore committing to database.
- CBefore Trigger execution.
- DAfter Trigger Execution.
15The Review__c object has a lookup relationship up to the Job_Application__c object. The Job_Application__c object has a master-detail relationship up to the Position__c object. The relationship field names are based on the auto-populated defaults. What is the recommended way to display field data from the related Review__c records on a visualforce page for a single Position__c record?
- AUtilize the standard controller for Position__c and cross-object formula fields on the Job_Application__c object to display Review__c data.
- BUtilize the standard controller for Position__c and a Controller extension to query for Review__c data.
- CUtilize the standard controller for Position__c and expression syntax in the page to display related Review__c data through the Job_application__c object.
- DUtilize the standard controller for Position__c and cross-object Formula fields on the Review__c object to display Review_C data.
16Which standard field needs to be populated when a developer inserts new contact records?
- AAccountID
- BName
- CLastName
- DFirstName
17What is the result when a Visualforce page calls an Apex controller, which calls another apex class.
Which then results in hitting a governor limit?- AAny changes up to the error are saved.
- BAny changes up to the error are rolled back.
- CAll changes before a savepoint are saved.
- DAll changes are saved in the first apex class.
18When the number of records in a recordset is unknown, which control statement should a developer use to implement set of code that executes for every record in the recordset, without performimg a.size()orlength() method call?
- AFor(init_stmt; exit_condition;increment_stmt){-----}
- BDo{---}while(condition)
- CFor(variable :list_or_set){----}
- Dwhile(condition){---}
19What is a capability of cross-object formula fields?
Choose 3- AFormula fields can reference fields from master-detail or lookup parent relationships.
- BFormula fields can expose data the user does not have access to in a record.
- CFormula fields can be used in three roll-up summaries per object.
- DFormula fields can reference fields in a collection of records from a child relationship.
- EFormula fields can reference fields from objects that are up to 10 relationships away
20A developer wants to display all of the available record types for a Case object. The developer also wants to display the picklist values for the Case.Status field. The Case object and the Case.Status field are on a custom visualforce page. Which action can the developer perform to get the record types and picklist values in the controller?
Choose 2- AUse schema.picklistEntry returned by case.Status.getDescribe().getPicklistValues().
- BUse schema.RecordTypeInfo returned by case.SobjectType.getDescribe().getRecordTypeInfos().
- CUse SOQL to query case records in the org to get all the RecordType values available for case.
- DUse SOQL to query case records in the org to get all values for the Status picklist field.
21A developer has a block of code that omits any statements that indicate whether the code block should execute with or without sharing.
What will automatically obey the organization-wide defaults and sharing settings for the user who executes the code in the salesforce organization?
Choose 2- AApex Triggers
- BHttp Callouts
- CApex controllers
- DAnonymous blocks
22A developer wants to create a custom object to track customer invoices. How should invoices and accounts be related to ensure that all invoices are visible to everyone with access to an Account?
- AThe Account should have a lookup relationship to the invoice.
- BThe Invoice should have a Master-detail relationship to the Account.
- CThe Account should have a Master-detail relationship to the Invoice.
- DThe Invoice should have a lookup relationship to the account.
23Which requirement needs to be implemented by using standard workflow instead of process?
Choose 2- ACreate activities at multiple intervals.
- BSend an outbound message without apex code.
- CCopy an account address to its contacts.
- DSubmit a contract for approval.
24A developer creates a workflow rule declaratively that updates a field on an object. An apex update trigger exists for the object
What happens when a user updates a record?- ANo changes are made to the data.
- BBoth the apex trigger and workflow rule are fired only once.
- CThe workflow rule is fired more than once.
- DThe apex trigger is fired more than once.
25A developer uses a before insert trigger on the lead object to fetch the Territory__C object, Where the Territory__c.postalcode__c matches the lead.postalcode. The code fail when the developer uses the apex data loader to insert 10000 lead records. The developer has the following code block;
01 for(lead L: trigger.new){
02 if(L.postalcode !=null){
03 List<Territory__c> terrList=[select id from Territory__c where posatalcode__c :
04 if(terrList.size() >
05 {L.territory__c = terrList[0].id;
06 }
07 }
08 }
which line of code is causing the code block to fail?- A03: A soql query is located inside of the for loop code.
- B01: Trigger.new is not valid in a before insert trigger.
- C02: A nullpointer exception is thrown if postalcode is null
- D05: The lead in a before insert trigger cannot be updated.
26What is a characteristic of the lightning component framework?
Choose 2- AIt has an event-driven architecture.
- BIt works with existing Visualforce pages.
- CIt includes responsive components.
- DIt uses XML as its data format.
27What is an accurate statement about with sharing keyword?
Choose2- AInner classes do not inherit the sharing settings from the container class.
- BBoth inner and outer classes can be declared as with sharing.
- CEither inner or outer classes can be declared as with sharing, but not both.
- DInner classes inherit the sharing settings from the container class.
28When would a developer use a custom controller instead of a controller extension?
Choose 2- AWhen a Visualforce page needs to replace the functionality of a standard controller.
- BWhen a Visualforce page does not reference a single primary object.
- CWhen a Visualforce page should not enforce permissions or field-level security.
- DWhen a Visualforce page needs to add new actions to a standard controller.
29What is a correct pattern to follow when programming in apex on a multi-tenant platform?
- AApex code is created in a separate environment from schema to reduce deployment errors.
- BDML is performed on one record at a time to avoid possible data concurrency issues.
- CQueries select the fewest fields and records possible to avoid exceeding governor limits.
- DApex classes use the "with sharing" keyword to prevent access from other server tenants.
30A company that uses a custom object to track candidates would like to send candidate information automatically to a third-party human resources system when a candidate is hired.
What can a developer do to accomplish this task?- ACreate an escalation rule to the hiring manager.
- BCreate an auto response rule to the candidate.
- CCreate a process builder with an outbound message action.
- DCreate a workflow rule with an outbound message action.
31A Developer wrote a workflow email alert on case creation so that an email is sent to the case owner manager when a case is created.
When will the email be sent?- ABefore Trigger execution.
- BAfter Committing to database.
- CBefore Committing to Database.
- DAfter Trigger Execution.
32A custom exception named "RecordNotFoundException" is defined by the following code block;
public class RecordNotFoundException extends Exception{}
Which statement can a developer use to throw the custom exception?
Choose 2- AThrow new RecordNotFoundException("Problem occurred");
- BThrow new RecordNotFoundException();
- CThrow RecordNotFoundException("Problem occurred");
- DThrow RecordNotFoundException();
33Which type of code represents the controller in MVC architecture on the Force.com Platform?
Choose 2- AJavaScript that is used to make a menu item display itself.
- BStandardContoller system methods that are referenced by visualforce.
- CCustom apex and javascript code that is used to manipulate data.
- DA static resource that contains CSS and images.
34Which component is available to deploy using metadata API?
Choose 2- ACase Layout
- BAccount Layout
- CCase Feed Layout
- DConsole Layout
35What is a valid source and destination pair that can send or Receive change sets?
Choose2- ASandbox to production.
- BDeveloper edition to sandbox.
- CDeveloper edition to Production.
- DSandbox to sandbox.
36A developer needs to automatically populate the ReportsTo field in a contact record based on the values of the related Account and Department fields in the contact record.
What type of trigger would the developer create?
Choose 2- Abefore update.
- Bafter insert.
- Cbefore insert.
- Dafter update.
37A developer needs to create records for the object Property__c. The developer creates the following code block:
01 List propertiesToCreate = helperclass.CreateProperties();
02 try{
03
04 } catch (Exception exp){ //Exception hadling }
Which line of code would the developer insert at line 03 to ensure that at least some records are created, even if a few records have errors and fail to be created?- ADatabase.insert(propertiesToCreate,System.ALLOW_PARTIAL);
- Binsert propertiesToCreate;
- CDatabase.insert(propertiesToCreate, false);
- DDatabase.insert(propertiesToCreate);
38A candidate may apply to multiple jobs at the company universal containers by submiting a single application per job posting once an application is submitted for a job posting, that application cannot be modified to be resubmitted to a different job posting.
What can the administrator do to associate an application with each job posting in the schema for the organization?- ACreate a lookup relationship on both objects to a junction object called job posting applications object.
- BCreate a master-detail relationship in the job postings custom object to the applications custom object.
- CCreate a master- detail relationship in the application custom object to the job postings custom object.
- DCreate a lookup relationship in the applications custom object to the job postings custom object.
39A developer creates a new visualforce page and apex extension, and writes test classes that exercise 95% coverage of the new apex extension. changeset deployment to production fails with the test coverage warning; "average test coverage across all apex classes and triggers is 74%, at least 75% test coverage is required."
What can the developer do to successfully deploy the new visualforce page and extension?- ACreate test classes to exercise the visualforce page markup.
- BSelect “Disable parallel apex testing" to run all the tests.
- CAdd test methods to existing test classes from previous deployments.
- DSelect "Fast Deployment" to bypass running all the tests.
40public class customController {
public string cString { get; set;}
public string getStringMethod1(){
return cString;
}
public string getStringMethod2(){
if(cString == null)
cString = 'Method2';
return cString;
}
}
<apex:page controller = "myController">
{!cString},{!StringMethod1}, {!StringMethod2}, {!cString}
</apex:page>
What does the user see when accessing the custom page?- AgetMyString,,,
- B,,Method2,
- C, ,Method2,getMyString
- DgetMyString, , Method2,getMyString
41What should a developer working in a sandbox use to exercise a new test class before the developer deploys that test class to production?
Choose 2- AThe Rest API and ApexTestRun method.
- BThe Apex Test Execution page in salesforce Setup.
- CThe Test menu in the developer console.
- DThe Run Tests page in salesforce Setup.
42A developer has a single custom controller class that works with a visualforce wizard to support creating and editing multiple SObjects. The wizard accepts data from user inputs across multiple visualforce pages and from a parameter on the initial URL.
Which statement is unnecessary inside the unit test for the custom controller?- APublic Extendedcontroller(apexPages.StandardController cntrl){}
- BApex.Pages.CurrentPage().getParameters().put('input', 'TestValue');
- CTest.setCurrentpage(pageRef);
- DString nextpage =controller.save().getURL();
43A Developer in a salesforce org with 100 Accounts executes the following code using the Developer console:
Account myAccount = new Account(Name = 'MyAccount');
Insert myAccount;
For (Integer x = 0; x < 250; x++)
Account newAccount = new Account (Name='MyAccount' + x);
try {
Insert newAccount;
}
catch (Exception ex) {
System.debug (ex) ;
}
insert new Account (Name='myAccount');
How many accounts are in the org after this code is run?- A101
- B100
- C102
- D252
44A developer has the following code block:
public class PaymentTax {
public static decimal SalesTax = 0.0875;
}
trigger OpportunityLineItemTrigger on OpportunityLineItem (before insert, before update) {
PaymentTax PayTax = new PaymentTax();
decimal ProductTax = ProductCost * XXXXXXXXXXX;
}
To calculate the productTax, which code segment would a developer insert at the XXXXXXXXXXX to make the value the class variable SalesTax accessible within the trigger?- ASalesTax.
- BPayTax.SalesTax.
- CPaymentTax.SalesTax.
- DOpportunityLineItemTrigger.SalesTax.
45What is true of a partial sandbox that is not true of a full sandbox?
Choose2- AMore frequent refreshes.
- BOnly includes necessary metadata.
- CUse of change sets.
- DLimited to 5 GB of data.
46Which data structure is returned to a developer when performing a sosl search?
- AA list of lists of sobjects.
- BA map of sObject types to a list of sObjects.
- CA map of sObject types to a lists of sObjects.
- DA list of SObjects.
47What is a valid apex statement?
- AMap conMap =[SELECT Name FROM Contact];
- BAccount[] acctList = new List<Account>{new Account()};
- CInteger w, x, y =123, z='abc';
- Dprivate static constant Double rate =7.75;
48Which code segment can be used to control when the dowork() method is called?
- Afor(triggerIsRunning t : trigger.new){
dowork();
} - Bif(trigger.IsRunning){
dowork();
} - Cfor(trigger.IsInsert t : trigger.new){
dowork();
} - Dif(trigger.IsInsert){
dowork();
}
- Afor(triggerIsRunning t : trigger.new){
49What is the preferred way to reference web content such as images, style sheets, JavaScript, other libraries that is used in Visualforce pages?
- ABy accessing the content from chatter files.
- BBy uploading the content in the documents tab.
- CBy accessing the content from a third-party CDN.
- DBy uploading the content as a Static Resource.
50To which primitive data type in apex is a currency field automatically assigned?
- AInteger
- BDecimal
- CDouble
- DCurrency
51A company has a custom object named warehouse. Each warehouse record has a distinct record owner, and is related to a parent account in salesforce.
What kind of relationship would a developer use to relate the account to the warehouse?- AOne-to-Many
- BLookup
- CMaster-Detail
- DParent-Child
52A Developer is creating an application to track engines and their parts. An individual part can be used in different types of engines.
What data model should be used to track the data and to prevent orphan records?- ACreate a junction object to relate many engines to many parts through a master-detail relationship.
- BCreate a master-detail relationship to represent the one-to many model of engines to parts.
- CCreate a lookup relationship to represent how each part relates to the parent engine object.
- DCreate a junction object to relate many engines to many parts through a lookup relationship
53What is a valid statement about apex classes and interfaces?
Choose 2- AThe default modifier for a class is private.
- BException classes must end with the word exception.
- CA class can have multiple levels of inner classes.
- DThe default modifier for an interface is private.
54Which resource can be included in a lightning component bundle?
Choose 2- AApex Class
- BAdobe Flash
- CHelper
- DDocumentation
55What must the controller for a visualforce page utilize to override the standard opportunity?
- AThe standardsetcontroller to support related lists for pagination.
- BThe opportunity standard controller for pre-built functionality.
- CA callback constructor to reference the standard controller.
- DA constructor that initializes a private opportunity variable.
56An org has different apex class that provide account related functionality. After a new validation rule is added to the account object, many of the test methods fail. What can be done to resolve the failures and reduce the number of code changes needed for future validation rules?
Choose 2- ACreate a method that creates valid account records, and call this method from within test methods.
- BCreate a method that loads valid account records from a static Resource, and call this method within test method
- CCreate a method that performs a callout for a valid account record, and call this method from within test method
- DCreate a method that queries for valid account records, and call this method from within test methods.
57What would a developer do to update a picklist field on related opportunity records when a modification to the associated account record is detected?
- ACreate a process with process builder.
- BCreate a workflow rule with a field update.
- CCreate a lightning component.
- DCreate a Visualforce page.
58What is a capability of the force.com IDE?
Choose 2- ARoll back deployments.
- BRun apex tests.
- CDownload debug logs.
- DEdit metadata components.
59A developer needs to provide a visualforce page that lets users enter product-specific details how can this be accomplished?
Choose 2- ADownload a Managed package from the AppExchange that provides a custom visualforce page
- BCreate a new visualforce page and an apex controller to provide product data entry.
- CCopy the standard page and then make a new visualforce page for product data entry.
- DDownload an unmanaged package from the AppExchange that provides a custom visualforce
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- Salesforce DEV 401 Quizzes Dumps preparing certified
- Author
- Hawerth Castro
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- Português
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