26 December, 2023

How Many Questions Of CRT-450 Test Engine

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Total 211 questions Full Exam Access

Question 1

Given the code block: Integer x; For(x=0;x<10; x+=2) { If(x==8) break; If(x==10) break; } System.debug(x); Which value will the system debug statement display?

Question 2

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

They use an all or none deployment model.

They require a deployment connection.

They ca be used to transfer Contact records.

They can be used to deploy custom settings data.

They can be used only between related organization

Question 3

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?

Build a OpportunityLineItem trigger that adds a PriceBookEntry record.

Build an OpportunityLineItem trigger to add an OpportunityLineItem record.

Build an Opportunity trigger that adds a PriceBookEntry record.

Build an Opportunity trigger that adds an OpportunityLineItem recor

Question 4

What should a developer use to implement an automatic Approval Process submission for Cases?

An Assignment Rule

Scheduled Apex

Process Builder

A Workflow Rule

Question 5

A developer needs to test an Invoicing system integration. After reviewing the number of transactions required for the test, the developer estimates that the test data will total about 2 GB of data storage. Production data is not required for the integration testing.
Which two environments meet the requirements for testing? (Choose two.)

Developer Sandbox

Full Sandbox

Developer Edition

Partial Sandbox

Developer Pro Sandbox

Question 6

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

By accessing the content from Chatter Files.

By uploading the content in the Documents tab.

By accessing the content from a third -party CON.

By uploading the content as a Static Resourc

Question 7

How should a developer create a new custom exception class?

public class CustomException extends Exception{}

CustomException ex = new (CustomException)Exception();

public class CustomException implements Exception{}

(Exception)CustomException ex = new Exception();

Question 8

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?

AccountListHelper.js

AccountListRenderer.js

AccountList.renderer

AccountList.helper

Question 9

To which primitive data type in Apex is a currency field atomically assigned?

Integer

Decimal

Double

Currency

Question 10

What are two correct examples of the model in the salesforce MVC architecture? Choose 2 answers.

Custom field on the custom wizard_c object

Standard lightning component

Workflow rule on the contact object

Standard account lookup on the contract object

Question 11

What is the requirement for a class to be used as a custom Visualforce controller?

Any top-level Apex class that has a constructor that returns a PageReference

Any top-level Apex class that extends a PageReference

Any top-level Apex class that has a default, no-argument constructor

Any top-level Apex class that implements the controller interface

Question 12

Which two statements are true about using the @testSetup annotation in an Apex test class? (Choose two.)

The @testSetup annotation cannot be used when the @isTest(SeeAllData=True) annotation is used.

Test data is inserted once for all test methods in a class.

Records created in the @testSetup method cannot be updates in individual test methods.

The @testSetup method is automatically executed before each test method in the test class is execute

Question 13

How can a developer refer to, or instantiate a PageReference in Apex? Choose 2 answers

By using a PageReference with a partial or full URL.

By using the Page object and a Visualforce page name.

By using the ApexPages.Page() method with a Visualforce page name.

By using the PageReference.Page() method with a partial or full UR

Question 14

A developer working on a time management application wants to make total hours for each timecard available to application users. A timecard entry has a Master-Detail relationship to a timecard.
Which approach should the developer use to accomplish this declaratively?

A Visualforce page that calculates the total number of hours for a timecard and displays it on the page

A Roll-Up Summary field on the Timecard Object that calculates the total hours from timecard entries for that timecard

A Process Builder process that updates a field on the timecard when a timecard entry is created

An Apex trigger that uses an Aggregate Query to calculate the hours for a given timecard and stores it in a custom field

Question 15

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

As a string ending with a comma

As a string

As a list< String > with one element

As a set< string > with one element

Question 16

Which type of information is provided by the Checkpoints tab in the Developer Console? (Choose 2)

Namespace

Time

Exception

Debug Statement

Question 17

What can a Lightning Component contain in its resource bundle? Choose 2 answer

Custom client side rendering behavior.

Build scripts for minification

Properties files with global settings

CSS styles scoped to the component

Question 18

An org has a single account named ‘NoContacts’ that has no related contacts. Given the query:
List accounts = [Select ID, (Select ID, Name from Contacts) from Account where Name=‘NoContacts’]; What is the result of running this Apex?

accounts[0].contacts is invalid Apex.

accounts[0].contacts is an empty Apex.

accounts[0].contacts is Null.

A QueryException is throw

Question 19

On which object can an administrator create a roll-up summary field?

Any object that is on the master side of a master-detail relationship.

Any object that is on the parent side of a lookup relationship.

Any object that is on the detail side of a master-detail relationship.

Any object that is on the child side of a lookup relationshi

Question 20

A developer wrote a unit test to confirm that a custom exception works properly in a custom controller, but the test failed due to an exception being thrown.
Which step should the developer take to resolve the issue and properly test the exception?

Use try/catch within the unit test to catch the exception.

Use the finally bloc within the unit test to populate the exception.

Use the database methods with all or none set to FALSE.

Use Test.isRunningTest() within the custom controlle

Question 21

What is a benefit of using an after insert trigger over using a before insert trigger?

An after insert trigger allows a developer to bypass validation rules when updating fields on the new record.

An after insert trigger allows a developer to insert other objects that reference the new record.

An after insert trigger allows a developer to make a callout to an external service.

An after insert trigger allows a developer to modify fields in the new record without a query.

Question 22

A developer tasked with creating a schema to track Movies, Actors, and contracts. A single movie can have many contracts and a single actor can have many contracts. Each contract is owned and actively managed by a single user. Which schema should be created to enable user to easily manage the contract they own; without requiring access to the movie or the actor records?

A master detail relationship to the movie object and a lookup relationship to the actor object

A lookup relationship to the movie object and a lookup relationship to the actor object

A lookup relationship to the movie object and a master detail relationship to the actor object

A master detail relationship to the movie object and a master detail relationship to the actor object

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Total 211 questions Full Exam Access