Breathing CRT-450 Training Tools 2021

NEW QUESTION 1
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 2
A method is passed a list of generic sObjects as a parameter.
What should the developer do to determine which object type (Account, Lead, or Contact, for example) to cast each sObject?

• A. Use the first three characters of the sObject ID to determine the sObject type.
• B. Use the getSObjectType method on each generic sObject to retrieve the sObject token.
• C. Use the getSObjectName method on the sObject class to get the sObject name.
• D. Use a try-catch construct to cast the sObject into one of the three sObject type

Answer: B

NEW QUESTION 3
What are the supported content sources for custom buttons and links? (Choose 2 Answers)

• A. VisualForce Page.
• B. Static Resource.
• C. URL.
• D. Chatter File.
• E. Lightning Pag

Answer: AC

NEW QUESTION 4
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 summar

Answer: C

NEW QUESTION 5
What should a developer working in a sandbox use to exercise a new test Class before the developer deploys that test production?Choose 2 answers

• A. The REST API and ApexTestRun method
• B. The Apex Test Execution page in Salesforce Setup.
• C. The Test menu in the Developer Console.
• D. The Run Tests page in Salesforce Setu

Answer: BC

NEW QUESTION 6
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 7
Which set of roll-up types are available when creating a roll-up summary field?

• A. COUNT, SUM, MIN, MAX
• B. AVERAGE, SUM, MIN, MAX
• C. SUM, MIN, MAX
• D. AVRAGE, COUNT, SUM, MIN, MAX

Answer: A

NEW QUESTION 8
A user selects a value from a multi-select picklist. How is this selected value represented in Apex?

• A. As a string ending with a comma
• B. As a string
• C. As a list< String > with one element
• D. As a set< string > with one element

Answer: B

NEW QUESTION 9
How can a developer avoid exceeding governor limits when using Apex Triggers? (Choose 2)

• A. By using a helper class that can be invoked from multiple triggers
• B. By using Maps to hold data from query results
• C. By using the Database class to handle DML transactions
• D. By performing DML transactions on a list of sObject

Answer: BD

NEW QUESTION 10
A 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?

• A. Multiple child cases are created for each parent case in Trigger.new.
• B. Child case is created for each parent case in Trigger.new.
• C. The trigger enters an infinite loop and eventually fails.
• D. The trigger fails if the Subject field on the parent is blan

Answer: B

NEW QUESTION 11
A developer wants to list all of the Tasks for each Account on the Account detail page. When a task is created for a Contact, what does the developer need to do to display the Task on the related Account record?

• A. Nothin
• B. The task is automatically displayed on the Account page.
• C. Nothin
• D. The Task cannot be related to an Account and a Contact.
• E. Create a Workflow rule to relate the Task to the Contact's Account.
• F. Create an Account formula field that displays the Task informatio

Answer: A

NEW QUESTION 12
What is a characteristic of the Lightning Component Framework? Choose 2 answers:

• A. It has an event-driven architecture.
• B. It works with existing Visualforce pages.
• C. It includes responsive components.
• D. It uses XML as its data forma

Answer: AC

NEW QUESTION 13
Which option would a developer use to display the Accounts created in the current week and the number of related Contacts using a debug statement in Apex?

• A. For(Account acc: [SELECT Id, Name,(SELECT Id, Name FROM Contacts) FROM Account WHERE CreatedDate = THIS_WEEK]) { List cons = acc.Contacts; System.debug(acc.Name + ‘ has ’ + cons.size() + ‘Contacts’; }
• B. For(Account acc: [SELECT Id, Name, (SELECT Id, Name FROM Contacts) FROM Account WHERE CreatedDate = CURRENT_WEEK]){ List cons = acc.Contacts; System.debug(acc.Name + ‘ has ‘ + cons.size() + ‘Contacts’); }
• C. For(Account acc:[SELECT Id, Name, Account.Contacts FROM Account WHERE CreatedDate = CURRENT_WEEK]) { List cons = acc.Account.Contacts; System.debug(acc.Name + ‘ has ‘ + cons.size() + ‘Contacts’); }
• D. For(Account acc: [SELECT Id, Name, Account.Contacts FROM Account WHERE CreatedDate = THIS_WEEK]){ List cons = acc.Account.Contacts; System.debug(acc.Name + ‘ has ‘ + cons.size() + ‘Contacts’ }

Answer: A

NEW QUESTION 14
A developer created a lightning component name accountList.cmp that display a list of Accounts. Client-side logic that is executed when a user hovers over an account in the list should be stored in which bundle member?

• A. AccountListHelper.js
• B. AccountListRenderer.js
• C. AccountList.renderer
• D. AccountList.helper

Answer: C

NEW QUESTION 15
How can a developer retrieve all Opportunity record type labels to populate a list collection?Choose 2 answers

• A. Obtain describe object results for the Opportunity objct.
• B. Write a for loop that extracts values from the Opportunity.RecordType.Name field.
• C. Use the global variable $RecordType and extract a list from the map.
• D. Write a SOQL for loop that iterates on the RecordType objec

Answer: AD

NEW QUESTION 16
Which scenario is invalid for execution by unit tests?

• A. Executing methods for negative test scenarios
• B. Loading the standard Pricebook ID using a system method
• C. Loading test data in place of user input for Flows.
• D. Executing methods as different user

Answer: C

NEW QUESTION 17
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 18
What is an accurate statement about variable scope? (Choose 3)

• A. Parallel blocks can use the same variable name.
• B. A variable can be defined at any point in a block.
• C. Sub-blocks cannot reuse a parent block's variable name.
• D. Sub-blocks can reuse a parent block's variable name if it's value is null.
• E. A static variable can restrict the scope to the current block of its value is nul

Answer: ABC

NEW QUESTION 19
Which statement about change set deployments is accurate? (Choose 3)

• A. They use an all or none deployment model.
• B. They require a deployment connection.
• C. They ca be used to transfer Contact records.
• D. They can be used to deploy custom settings data.
• E. They can be used only between related organization

Answer: ABE

NEW QUESTION 20
A developer creates a method in an Apex class and needs to ensure that errors are handled properly.What would the developer use? (There are three correct answers.)

• A. ApexPages.addErrorMessage()
• B. A custom exception
• C. .addError()
• D. Database.handleException()
• E. A try/catch construct

Answer: BCE

NEW QUESTION 21
What is the result when a Visualforce page calls an Apex controller, which calls another Apex class, which then results in hitting a governor limit?

• A. Any changes up to the error are saved.
• B. Any changes up to the error are rolled back.
• C. All changes before a savepoint are saved.
• D. All changes are saved in the first Apex clas

Answer: B

NEW QUESTION 22
What is the result of the debug statements in testMethod3 when you create test data using testSetup in below code?

• A. Account0.Phone=333-8781, Account1.Phone=333-8780
• B. Account0.Phone=888-1515, Account1.Phone=999-2525
• C. Account0.Phone=333-8780, Account1.Phone=333-8781
• D. Account0.Phone=888-1515, Account1.Phone=999-1515

Answer: C

NEW QUESTION 23
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 24
A developer encounters APEX heap limit errors in a trigger.
Which two methods should the developer use to avoid this error? (Choose two.)

• A. Use the transient keyword when declaring variables.
• B. Query and store fields from the related object in a collection when updating related objects.
• C. Remove or set collections to null after use.
• D. Use SOQL for loops instead of assigning large queries results to a single collection and looping through the collectio

Answer: AD

NEW QUESTION 25
In the code below, what type does Boolean inherit from? Boolean b= true;

• A. Enum
• B. Object
• C. String
• D. Class

Answer: B

NEW QUESTION 26
What is a capability of the Force.com IDE? Choose 2 answers

• A. Roll back deployments.
• B. Run Apex tests.
• C. Download debug logs.
• D. Edit metadata component

Answer: BD

NEW QUESTION 27
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 28
What can a Lightning Component contain in its resource bundle? Choose 2 answer

• A. Custom client side rendering behavior.
• B. Build scripts for minification
• C. Properties files with global settings
• D. CSS styles scoped to the component

Answer: AD

NEW QUESTION 29
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