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salesforce Developer 1

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1 Salesforce Quiz on salesforce Developer 1, created by sbchowdary on 20/05/2016.
sbchowdary
Quiz by sbchowdary, updated more than 1 year ago
sbchowdary
Created by sbchowdary over 8 years ago
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Resource summary

Question 1

Question
When the number of records in a recordset is unknown, which control statement should a developer use to implement a set of code that executes for every record in the recordset, without performing a .size() or .length() method call?
Answer
  • for(int_stmt; exit_condition; increment_stmt) {...}
  • While (Condition) {...}
  • For (variable : list-or_set){...}
  • Do {...} while (condition)

Question 2

Question
What is true of a partial sandbox that is not true of a full sandbox? Choose 2 answers
Answer
  • More frequent refreshes
  • Only includes necessary metadata
  • Limited to 5gb of data
  • Use of change sets

Question 3

Question
Which code segment can be used to control when the dowork()method is called?
Answer
  • For(triggerIsRunning t : trigger.new){ doWork(); }
  • If(trigger.IsRunning){ doWork(); }
  • For (trigger.IsInsert t : trigger.new){ doWork(); }
  • If(trigger.IsInsert){ doWork(); }

Question 4

Question
A developer needs to create records for the object Property__C. The developer creates the following code block: 01 List<Property__C> propertiesToCreate = helperClass.createProperties(); 02 try{ 03 04 } catch (Exception exp) { 05 //Exception handling 06 } 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?
Answer
  • Database.insert(propertiesToCreate, false);
  • Database.insert(propertiesToCreate, System.ALLOW_PARTIAL);
  • insert propertiesToCreate;
  • Database.insert(propertiesToCreate);

Question 5

Question
A 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. Which type of trigger would the developer create? Choose 2 answers
Answer
  • after update
  • after insert
  • before update
  • before insert

Question 6

Question
A developer writes a before insert trigger. How can the developer access the incomming records in the trigger body?
Answer
  • By accessing the Trigger.new context variable.
  • By accessing the Trigger.newMap context variable.
  • By accessing the Trigger.newRecords context variable.
  • By accessing the Trigger.newList context variable.

Question 7

Question
What is an accurate statement about with sharing keyword? Choose 2 answers
Answer
  • Inner Classes inherit the sharing setting from the container class.
  • Both inner and outer classes can be declared as with shareing.
  • Either inner or outer classes can be declared as with sharing, but not both.
  • Inner classes do not inherit the sharing setting from the container class.

Question 8

Question
Which Standard field needs to be populated when a developer inserts new Contact records programmatically?
Answer
  • LastName
  • Accountid
  • Name
  • FirstName

Question 9

Question
A developer runs the following anonymous code block: List<Account> acc = [SELECT ID FROM ACCOUNT LIMIT 10]; Delete acc; Database.emptyRecycleBin(acc); system.debug(Limits.getDMLStatements()+', '+Limits.getLimitDMLStatements()); What is the result?
Answer
  • 2,150
  • 150, 2
  • 150, 11
  • 11, 150

Question 10

Question
A 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?
Answer
  • Before Trigger execution.
  • After Committing to database.
  • Before Committing to database.
  • After Trigger execution.

Question 11

Question
A 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?
Answer
  • HTTP Callouts
  • Apex Controllers
  • Anonymous Blocks
  • Apex Triggers

Question 12

Question
How can a developer avoid exceeding governor limits when using an Apex Trigger? Choose 2 answers
Answer
  • By using Maps to hold data from query results.
  • By using the Database class to handle DML transactions
  • By performing DML transactions on lists of sObjects
  • By using a helper class that can be invoked from multiple triggers.

Question 13

Question
A developer needs to provide a Visualforce page that lets users enter Product-specific details during a Sales cycle. How can this be accomplished? Choose 2 answers
Answer
  • Copy the standard page and then make a new Visualforce page for Product data entry.
  • Create a new Visualforce page and an Apex controller to provide Product data entry.
  • Download an unmanaged package from the appExchange that provides a custom Visualforce page to modify.
  • Download a Managed Package from the AppExchange that provides a custom Visualforce page to modify.

Question 14

Question
Which component is available to deploy using Metadata API? Choose 2 answers
Answer
  • Account Layout
  • Console Layout
  • Case Layout
  • Case feed Layout

Question 15

Question
What is a characterstic of the Lightning Component framework? choose 2 answers
Answer
  • It has an event-driven architecture.
  • It works with existing Visualforce pages.
  • It Includes responsive components.
  • It uses XML as its data format.

Question 16

Question
What is a capability fo the Developer Console?
Answer
  • Execute Anonymous Apex code, Create/Edit Code, Deploy code changes.
  • Execute Anonymous Apex code, Create/Edit Code, view Debug Logs.
  • Execute Anonymous Apex code, Run REST API, Create/Edit code.
  • Execute Anonymous Apex code, Run Rest API, Deploy code changes.

Question 17

Question
What must the Controller for a Visualforce page utilize to override a standard Opportunity view buttion?
Answer
  • The StandardSetController to support related lists for pagination.
  • The Opportunity StandardController for pre-built functionality.
  • A callback constructor to reference the StandardController.
  • A constructor that initializes a private Opportunity variable.

Question 18

Question
Which data structure is returned to a developer when performing a SOSL search?
Answer
  • A list of SObjects.
  • A map of SObject types to a list of lists of SObjects.
  • A list of lists of sObjects.
  • A map of sObject types to a list of sObjects.

Question 19

Question
What wouuld a developer do to update a picklist field on related Opportunity records when a modificaiton to the associated Account record is detected?
Answer
  • Create a workflow rule with a field update.
  • Create a Lightning Component.
  • Create a process with Process Builder
  • Create a Visualforce page.

Question 20

Question
What is the preferred way to reference web content - such as images, stylesheets, JavaScripts, and other libraries that is used in Visual force pages?
Answer
  • By uploading the content as a Static Resource.
  • By uploading the content in the documents tab.
  • By accessing the content from a thrid-party CDN.
  • By accessing the content from Chatter files.

Question 21

Question
What is a valid statement about Apex Classes and interfaces? Choose 2 answers
Answer
  • The default modifier for a class is private.
  • Exception classes must end with the word exception.
  • A class can have multiple levels of inner classes.
  • The default modifier for an interface is private.

Question 22

Question
In the code below, what type does Boolean inherit from? Boolean b = true;
Answer
  • String
  • Object
  • Enum
  • Class

Question 23

Question
How would a developer use Schema Builder to delete a custom field from the Account object that was required for prototyping but is no longer needed?
Answer
  • Remove all the references in the code and then the field will be removed from Schema Builder.
  • Remove all references from the code and then delete the custom field from Schema Builder.
  • Mark the field for deletion in Schema Builder and then delete it from the declarative UI.
  • Delete the field from Schema Builder and then all references in the code will be removed.

Question 24

Question
A 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?
Answer
  • Test.setCurrentPage(pageRef);
  • String nextPage =controller.save().getUrl();
  • public ExtendedController(ApexPages.StandardController cntrl){}
  • ApexPages.currentPage().getParameters().put('input',TestValue');

Question 25

Question
To which primitive data type in Apex is a currency field automatically assigned?
Answer
  • Currency
  • Decimal
  • Integer
  • Double

Question 26

Question
The review_c object has a lookup relationship up to the job_application_c object. The Job_applicaiton_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?
Answer
  • utilize the standard controller for position__c and expression syntax in the page to display related review_c data through the job_application__c object.
  • Utilize the standard controller for position__c and cross-object formula fields on the review_c object to display review__c data
  • utilize the Standard controller for Position__c and a controller extension to query for Review__c data.
  • utilize the standard controller for position__c and cross-object formula fields on the job_ application__c object to display Review__c data.

Question 27

Question
Which type of code represents the Controller in MVC architecture on the force.com platform? Choose 2 answers
Answer
  • StandardController system methods that are referenced by Visualforce.
  • A static resource that contains css and images
  • Custom Apex and JavaScript code that is used to manipulate data
  • JavaScript that is used to make a menu item display itself.

Question 28

Question
Which Resource can be included in the Lightning component bundle? Choose 2 answers
Answer
  • Apex class
  • Adobe Flash
  • Documentation
  • Javascript

Question 29

Question
How can a developer refer to, or instantiate, a PageReference in Apex? Choose 2 answers.
Answer
  • By using the ApexPages.page() method with a VisualForce page name.
  • By using a PageReference with a partial or full URL.
  • By using the Page.object and a Visualforce page name.
  • By using the PageReference.Page() method with a partial or full URL.

Question 30

Question
What is a capability of cross-object formula fields? Choose 3 answers
Answer
  • Formula fields can reference fields from master-detail or lookup parent relationships
  • Formula fields can expose data the user does not have access to in a record.
  • Formula fields can reference fields from objects that are up to 10 relationships away.
  • Formula fields can be used in three roll-up summaries per object
  • Formula fields can reference fields in a collection of records from a child relationship

Question 31

Question
A developer created an Apex trigger using the Developer Console and now wants to debug code. How can the developer accomplish this in the Developer Console?
Answer
  • Open the Progress tab in the Developer Console.
  • Select the Override Log Triggers checkbox for the trigger.
  • Open the logs lab in the developer console.
  • Add the user name in the log inspector.

Question 32

Question
When loading data into an organization, what can a developer do to match records to update existing records? Choose 2 answers
Answer
  • Match an auto-generated Number field to a column in the imported file.
  • Match the Name field to a column in the imported file.
  • Match an external Id Text field to a column in the imported file.
  • Match the Id field to a column in the imported file.

Question 33

Question
A 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 acomplish this task?
Answer
  • Create a process builder with an outbound message action.
  • Create an auto response rule to the candidate.
  • Create an escalation rule to the hiring manager.
  • Create a workflow rule with an outbound message action.

Question 34

Question
On a visualforce page with a custom controller, how should a developer retrieve a record by using an ID that is passed on theURL?
Answer
  • Create a new PageReference object with the id
  • Use the tag in the visualforce page
  • Use the $Action.View method in the Visualforce page
  • Use the constructor method for the controller.

Question 35

Question
Which statement about the lookup Relationship between a Custom Object and a Standard Object is correct?
Answer
  • The lookup relationship cannot be marked as required on the page layout for the custom object.
  • The custom object will be deleted when the referenced Standard object is deleted.
  • The Lookup Relationship on the Custom object can prevent the deletion of the Standard Object.
  • The Custom Object inherits security from the referenced standard object.

Question 36

Question
A company has a custom object named Warehouse. Each Warehouse record has a distinct record owner, and is related to a parent Account in Salesforce. Which kind of relationship would a developer use to relate the Account to Warehouse?
Answer
  • One-to-Many
  • Lookup
  • Master-Detail
  • Parent-Child

Question 37

Question
Which requirement needs to be implemented by using standard workflow instead of Process Builder? Choose 2 answers
Answer
  • Create activities at multiple intervals
  • Submit a contract for approval
  • Send an outbound message without Apex code
  • Copy an account address to its contacts

Question 38

Question
On which object can an administrator create a roll-up summary field?
Answer
  • Any object that is on the detail side of a master-detail relationship
  • Any object that is on the parent side of a lookup relationship
  • Any object that is on the master side of a master-detail relationship
  • Any object that is on the child side of a lookup relationship

Question 39

Question
What is a valid Apex statement?
Answer
  • Integer w,x,y=123, z='abc';
  • Map conMap = [SELECT Name FROM Contact];
  • Private static constant Double rate = 7.75;
  • Account[] acctList = new List<Account> {new Account()};

Question 40

Question
What is the minimum log level needed to see user generateddebug statements?
Answer
  • DEBUG
  • FINE
  • WARN
  • INFO

Question 41

Question
A developer creates a custom controller and coustom visualforce page by using the following code block: public class myController { public string myString; public String getMyString() { return 'getMyString'; } public String getStringMethod1() { return myString; } public String getStringMethod2() { if (myString == null) myString = 'Method2'; return myString; } } <apex:page controller="myController"> {!myString}, {!StringMethod1}, {!StringMethod2}, {!myString} </apex:page>
Answer
  • GetMyString, , Method2, getMyString
  • GetMyString, , ,
  • , , Method2, getMyString
  • , , Method2,

Question 42

Question
In an organisation that has enabled multiple currencies, a developer needs to aggregate the sum of the Estimated_value__c currency field from the CampaignMember object using 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?
Answer
  • The 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.
  • The values in CampaignMember.Estimated_value__c are converted into the currency on teh majority of the CampaignMember records and the sum is displayed using that currency.
  • The values in CampaignMember.Estimated_value__c are summed up and the resulting Total_estimated_value__c field is displayed as a numeric field on the Campaign record.
  • The values in CampaignMember.Estimated_value__c are converted into the currency of the current user, and the sum is displayed using the currency on the Campaign record

Question 43

Question
What 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 answers
Answer
  • The REST API and ApexTestRun method
  • The Apex Test Execution page in Salesforce Setup
  • The Test menu in the Developer Console
  • The Run Tests page in Salesforce Setup

Question 44

Question
What is a correct pattern to follow when programming in Apex on a multi-tenant platform?
Answer
  • Apex code is created in a separate environment from schema to reduce deployment errors
  • DML is performed on one record at a time to avoid possible data concurrency issues.
  • Queries select the fewest fields and records possible to avoid exceeding governor limits
  • Apex classes use the “with sharing” keyword to prevent access from other server tenants

Question 45

Question
Why would a developer use Test.startTest() and Test.stopTest()?
Answer
  • To avoid Apex code coverage requirements for the code between these lines.
  • To start and stop anonymous block execution when executing anonymous Apex code
  • To indicate test code so that it does not impact Apex line count governor limits
  • To create an additional set of governor limits during the execution of a single test class

Question 46

Question
A developer creates a Workflow Rule declaratively that updates a field on an object. An Apex update trigger exists for that object. What happens when a user updates a record?
Answer
  • No changes are made to the data
  • Both the Apex Trigger and Workflow Rule are fired only once.
  • The Workflow Rule is fired more than once
  • The Apex Trigger is fired more than once.

Question 47

Question
A developer has the following trigger that fires after insert andcreates 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?
Answer
  • A child case is created for each parent case in Trigger.new
  • The trigger enters an infinite loop and eventually fails
  • The trigger fails if the Subject field on the parent is blank
  • Multiple child cases are created for each parent case in Trigger.new

Question 48

Question
What is the result when a Visualforce page calls an Apexcontroller, which calls another Apex class, which then results inhitting a governor limit?
Answer
  • Any changes up to the error are saved
  • All changes before a savepoint are saved
  • Any changes up to the error are rolled back
  • All changes are saved in the first Apex Class

Question 49

Question
An sObject named Application__c has a lookup relationship toanother sObject named Position__c. Both Application__c and Position__c have a picklist field namedStatus__c. When the Status__c field on Position__c is updated, the Status__cfield on Application__c needs automatically with the same value,and execute a workflow rule on Application__c.How can a developer accomplish this?
Answer
  • By changing Application__c.Status__c into a roll-up summary field
  • By using an Apex trigger with a DML operation
  • By changing Application__c.Status__c into a formula field
  • By Configuring a cross-object field update with a workflow

Question 50

Question
When would a developer use a custom controller instead of acontroller extension? Choose 2 answers
Answer
  • When a Visualforce page needs to replace the functionality of a standard controller
  • When a Visualforce page needs to add new actions to a standard controller
  • When a Visualforce page should not enforce permissions or field-level security
  • When a Visualforce page does not reference a single primary object

Question 51

Question
A developer wants to display all of the available record types for aCase object . The developer the picklist values for the Case statusfield. The Case object and the Case Status field .... Which action can the developer perform to get the record typesand picklist values in the controller?Choose 2 answers.
Answer
  • Use Schema.RecordTypeInfo returned by Case.SObjectType.getDescribe().getRecordTypeInfo();
  • Use Schema.PickLisEntry returned by Case.Status.getDescribe().getPicklistValues();
  • Use SOQL to query Case records in the org to get all values for the Status picklis field
  • Use SOQL to query Case records in the org to get all the RecordType values available for Case

Question 52

Question
When creating unit tests in Apex, Which statement is accurate?
Answer
  • Increased test coverage requires large test classes with many lines of code in one method
  • System Assert statements that do not increase code coverage contribute important feedback in unit
  • Unit tests with multiple methods result in all methods failing every time one method fails
  • Triggers do not require any unit tests in order to deploy them from sandbox to production

Question 53

Question
A developer creates a new Visualforce page and Apex extension, and writes test classes that exercise 95% coverage of the new Apex extension.Change set 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?
Answer
  • Create test classes to exercise the Visualforce page markup
  • Select “Disable Parallel Apex Testing” to run all the tests.
  • Add test methods to existing test classes from previous deployments
  • Select “Fast Deployment” to bypass running all the tests

Question 54

Question
In which order does Salesforce execute events upon saving a record?
Answer
  • Before Triggers; Validation Rules; After Triggers; Assignment Rules; Workflow Rules; Commit
  • Validation Rules; Before Triggers; After Triggers; Workflow Rules; Assignment Rules; Commit
  • Before Triggers; Validation Rules; After Triggers; Workflow Rules; Assignment Rules; Commit
  • Validation Rules; Before Triggers; After Triggers; Assignment Rules; Workflow Rules; Commit

Question 55

Question
A 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 fails when the developer uses the Apex Data Loader to insert 10,000 Lead records. The developer has the following code block: 01 for(Lead l : Trigger.new){ 02 if(l.PostalCode != null){ 03 List TerrList = [select Id FROM Territory__c WHERE PostalCode__c =: l.PostalCode]; 04 if(terrList.size() >0){ 05 l.Territory__c = terrList[0].Id;06 } 07 } 08 }Which line of code is causing the code block to fail?
Answer
  • 03: A SOQL query is located inside of the for loop code
  • 01: Trigger.new is not valid in a before insert Trigger.
  • 02: a NullPointer exception is thrown if PostalCode is null.
  • 05: The Lead in a before insert Trigger cannot be updated

Question 56

Question
What is a valid source and destination pair that can send or receive change sets? Choose 2 answers.
Answer
  • Sandbox to sandbox
  • Sandbox to production
  • Developer edition to sandbox
  • Developer Edition to production

Question 57

Question
The sales mangaement team requires that the Lead Source field of the Lead record be populated when a lead is converted. What would a developer use to ensure that a user populates the Lead Source field prior to converting a Lead?
Answer
  • Process builder
  • Validation rule
  • Formula field
  • Workflow rule

Question 58

Question
An org has different Apex classes 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 answers
Answer
  • Create a method that creates valid Account records, and call this method from within test methods
  • Create a method that loads valid Account records from a Static Resource, and call this method within test methods
  • Create a method that performs a callout for a valid Account record, and call this method from within test methods
  • Create a method that queries for valid Account records, and call this method from within test methods.

Question 59

Question
A 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 = XXXXXXXXXXXXX; } To calculate the productTax wich code segment would adeveloper insert at the XXXXXXXX to make the value of the classvariable SalesTax accessible within the trigger?
Answer
  • PayTax.SalesTax
  • SalesTax
  • PaymentTax.SalesTax
  • OpportunityLineItemTrigger.SalesTax

Question 60

Question
A custom exception named "RecordNotFoundException" isdefined by the following code block:public class RecordNotFoundException extends Exception { }Which statement can a developer use to throw the customexception? Choose 2 answers
Answer
  • Throw RecordNotFoundException('Problem ocurred')
  • Throw new RecordNotFoundException();
  • Throw RecordNotFoundException();
  • Throw new RecordNotFoundException('Problem occurred')
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