Latest CRT-450 Ebook 2021

NEW QUESTION 1
A developer creates an Apex Trigger with the following code block:List<Account> customers = new List<Account>();For (Order c o: trigger.new){Account a = [SELECT Id, Is_Customer c FROM Account WHERE Id = :o.Customer c];a.Is_Customer c = true;customers.add(a);}Database.update(customers, false);The developer tests the code using Apex Data Loader and successfully loads 10 Orders. Then, the developer loads 150 Orders.How many Orders are successfully loaded when the developer attempts to load the 150 Orders?

• A. 1
• B. 150
• C. 100

Answer: A

NEW QUESTION 2
What features are available when writing apex test classes?(Choose 2 Answers)

• A. The ability to select error types to ignore in the developer console.
• B. The ability to write assertions to test after a @future method.
• C. The ability to set and modify the CreatedDate field in apex tests.
• D. The ability to set breakpoints to freeze the execution at a given point.
• E. The ability to select testing data using csv files stored in the syste

Answer: CE

NEW QUESTION 3
A reviewer is required to enter a reason in the comments field only when a candidate is recommended to be hired. Which action can a developer take to enforce this requirement?

• A. Create a required Visualforce component.
• B. Create a formula field.
• C. Create a required comments field.
• D. Create a validation rul

Answer: D

NEW QUESTION 4
An 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?

• A. By changing Application_c.Status_c into a roll -up summary field.
• B. By changing Application_c.Status_c into a formula field.
• C. By using an Apex trigger with a DML operation.
• D. By configuring a cross-object field update with a workflo

Answer: C

NEW QUESTION 5
A newly hired developer discovers that there are multiple triggers on the case object.
What should the developer consider when working with triggers?

• A. Developers must dictate the order of trigger execution.
• B. Trigger execution order is based on creation date and time.
• C. Unit tests must specify the trigger being tested.
• D. Trigger execution order is not guaranteed for the same sObjec

Answer: D

NEW QUESTION 6
What are two testing consideration when deploying code from a sandbox to production? Choose 2 answers

• A. 75% of test must execute without failure
• B. 100% of test must execute without failure
• C. Apex code requires 75% coverage
• D. Apex code requires 100% coverage

Answer: BC

NEW QUESTION 7
What is an important consideration when developing in a multi-tenant environment?

• A. Governor limits prevent tenants from impacting performance in multiple orgs on the same instance.
• B. Unique domain names take the place of namespaces for code developed for multiple orgs on multiple instances.
• C. Polyglot persistence provides support for a global, multilingual user base in multiple orgs on multiple instances.
• D. Org-wide data security determines whether other tenants can see data in multiple orgs on the same instanc

Answer: A

NEW QUESTION 8
Which statement results in an Apex compiler error?

• A. Map<Id,Leas> lmap = new Map<Id,Lead>([Select ID from Lead Limit 8]);
• B. Date d1 = Date.Today(), d2 = Date.ValueOf(‘2021-01-01’);
• C. Integer a=5, b=6, c, d = 7;
• D. List<string> s = List<string>{‘a’,‘b’,‘c’);

Answer: D

NEW QUESTION 9
What is the return data type when ApexPages.currentPage().getParameters() is used to retrieve URL parameters from a visualforce controller?

• A. Map
• B. List
• C. Enum
• D. String[]

Answer: A

NEW QUESTION 10
A company would like to send an offer letter to a candidate, have the candidate sign it electronically, and then send the letter back.What can a developer do to accomplish this?

• A. Create a visual workflow that will capture the candidate’s signature electronically
• B. Develop a Process Builder that will send the offer letter and allow the candidate to sign it electronically.
• C. Install a managed package that will allow the candidate to sign documents electronically
• D. Create an assignment rule that will assign the offer letter to the candidate

Answer: C

NEW QUESTION 11
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?

• A. Apex Triggers
• B. HTTP Callouts
• C. Apex Controllers
• D. Anonymous Blocks

Answer: D

NEW QUESTION 12
On a Visualforce page with a custom controller, how should a developer retrieve a record by using an ID that is passed on the URL?

• A. Use the constructor method for the controller.
• B. Use the $Action.View method in the Visualforce page.
• C. Create a new PageReference object with the Id.
• D. Use the tag in the Visualforce pag

Answer: A

NEW QUESTION 13
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 recor

Answer: D

NEW QUESTION 14
Which data type or collection of data types can SOQL statements populate or evaluate to? (Choose 3)

• A. A single sObject
• B. An integer
• C. A string
• D. A list of sObjects
• E. A Boolean

Answer: ABD

NEW QUESTION 15
A developer needs to create records for the object Property c. The developer creates the following code block:List propertiesToCreate = helperClass.createProperties();try { // line 3 } catch (Exception exp ) { //exception
handling }Which line of code would the developer insert at line 3 to ensure that at least some records are created, even if a few records have errors and fail to be created?

• A. Database.insert(propertiesToCreate, false);
• B. insert propertiesToCreate;
• C. Database.insert(propertiesToCreate, System.ALLOW_PARTIAL);
• D. Database.insert(propertiesToCreate);

Answer: A

NEW QUESTION 16
What is the minimum log level needed to see user-generated debug statements?

• A. DEBUG
• B. FINE
• C. INFO
• D. WARN

Answer: A

NEW QUESTION 17
A developer needs to confirm that an Account trigger is working correctly without changing the organization’s data.What would the developer do to test the Account trigger?

• A. Use the Test menu on the developer Console to run all test classes for the account trigger.
• B. Use the New button on the Salesforce Accounts Tab to create a new Account record.
• C. Use the Open Execute Anonymous feature on the Developer Console to run an ‘insert Account’ DML statement.
• D. Use Deply from the Force.com IDE to deploy an ‘insert Account’ Apex clas

Answer: A

NEW QUESTION 18
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: Line-01: for (Lead l : Trigger.new){Line-02: if (l.PostalCode != null) {Line-03: List<Territory__c> terrList = [SELECT Id FROM Territory c WHERE PostalCode c = :l.PostalCode];Line-04: if(terrList.size() > 0) Line-05: l.Territory c = terrList[0].Id; Line-06: }Line-07: }Which line of code is causing the code block to fail?

• A. Line-03: A SOQL query is located inside of the for loop code.
• B. Line-01: Trigger:new is not valid in a before insert Trigger.
• C. Line-02: A NullPointer exception is thrown if PostalCode is null.
• D. Line-05: The Lead in a before insert trigger cannot be update

Answer: A

NEW QUESTION 19
Which trigger event allows a developer to update fields in the Trigger.new list without using an additional DML statement?Choose 2 answers

• A. Before insert
• B. Before update
• C. After update
• D. After insert

Answer: AB

NEW QUESTION 20
A 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?

• A. 101
• B. 100
• C. 102
• D. 252

Answer: B

NEW QUESTION 21
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’s formattin

Answer: AB

NEW QUESTION 22
What is the preferred way to reference web content such as images, style sheets, JavaScript, and other libraries that is used in Visualforce pages?

• A. By accessing the content from Chatter Files.
• B. By uploading the content in the Documents tab.
• C. By accessing the content from a third -party CON.
• D. By uploading the content as a Static Resourc

Answer: D

NEW QUESTION 23
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 insert Lead trigger.
• B. Create a before insert Lead trigger.
• C. Create a Lead Workflow Rule Field Update.
• D. Create a Lead formula fiel

Answer: C

NEW QUESTION 24
How can a developer determine, from the DescribeSObjectResult, if the current user will be able to create records for an object in Apex?

• A. By using the isInsertable() method.
• B. By using the isCreatable() method.
• C. By using the hasAccess() method.
• D. By using the canCreate() metho

Answer: B

NEW QUESTION 25
A custom exception "RecordNotFoundException" is defined by the following code of block.public class RecordNotFoundException extends Exception()which statement can a developer use to throw a custom exception?choose 2 answers

• A. Throw new RecordNotFoundException("problem occured");
• B. Throw new RecordNotFoundException();
• C. throw RecordNotFoundException("problem occured");
• D. Throw RecordNotFoundException();

Answer: AB

NEW QUESTION 26
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