Salesforce DEV-450 Sample Questions and Answers | SPOTO

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Question #1

Universal Containers is onboarding ten new employees in two weeks. Which two methods should a System Administrator use to create user records in Salesforce, without activating them? (Choose two.)

A. Schedule a Time-Dependent Workflow to create users in two weeks

B. Create a

C. Click Add Multiple Users, and ensure that Generate New Password and Notify User Immediately are unchecked

D. Create them with the User Import Wizard, and ensure that Active is unchecked

View answer

Correct Answer: BC

Question #2

When converting a lead, how can an administrator capture custom lead data on the converted contact?

A. Use the lead conversion wizard to select the fields

B. Map custom lead fields to custom contact fields

C. Use the data loader to move the custom lead data

D. Map custom lead fields to standard contact fields

View answer

Correct Answer: B

Question #3

A developer considers the following snippet of code:Boolean isOK; integer x; String theString = 'Hello'; if (isOK == false andand theString == 'Hello') { x = 1; } else if (isOK == true andand theString =='Hello') { x = 2; } else if (isOK != null andand theString == 'Hello') { x = 3; } else { x = 4; } Based on this code, what is the value of x?

A. 2

B. 1

C. 3

D. 4

View answer

Correct Answer: D

Question #4

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

A. By using a PageReference with a partial or full URL

B. By using the Page object and a Visualforce page name

C. By using the ApexPages

D. By using the PageReference

View answer

Correct Answer: AB

Question #5

Which two sosl searches will return records matching search criteria contained in any of the searchable text fields on an object? choose 2 answers

A. [find 'acme*' in any fields returning account,opportunity]

B. [find 'acme*'returning account,opportunity]

C. [find 'acme*'in all fields returning account,opportunity]

D. [find 'acme*' in text fields returning account,opportunity]

View answer

Correct Answer: C

Question #6

A developer created this Apex trigger that calls MyClass.myStaticMsthod: trigger myTrigger on Contact (before insert) { MyClass.myStaticMethod(trigger.new, trigger.oldMap); } The developer creates a test class with a test method that calls Myclass.myStacicMethod directly, resulting in 81% overall code coverage. What happens when the developer tries to deploy the trigger and two classes to production, assuming no other code exists? What happens when the developer tries to deploy the trigger and two classes t

A. The deployment falls because no assertions were made in the test method

B. The deployment passes because both classes and the trigger were included in the deployment

C. The deployment fails because the Apex trigger has no code coverage

D. The deployment passes because the Apex code has the required =75% code coverage

View answer

Correct Answer: C

Question #7

What is the easiest way to verify a user before showing them sensitive content?

A. Sending the user a SMS message with a passcode

B. Calling the generateVerificationUrl method in apex

C. Sending the user an Email message with a passcode

D. Calling the Session

View answer

Correct Answer: B

Question #8

A developer has a Visualforce page and custom controller to save Account records. The developer wants to display any validation rule violations to the user. How can the developer make sure that validation rule violations are displayed?

A. Add custom controller attributes to display the message

B. Use a try/catch with a custom exception class

C. Include on the Visualforce page

D. Perform the DML using the database

View answer

Correct Answer: C

Question #9

Which two characteristics are true for Lightning Web Component custom events? Choose 2 answers

A. Data may be passed in the payload of a custom event using a property called detail

B. By default a custom event only propagates to its immediate container and to its immediate child component

C. Data may be passed in the payload of a custom event using @wire decorated properties

D. By default a custom event only propagates to its immediate container

View answer

Correct Answer: AD

Question #10

What si the debug output of the following apex code? Decimal thevalue; system.debug(thevalue);

A. Undefined

B. 0

C. Null

D. 0

View answer

Correct Answer: C

Question #11

A developer must create a DrawList class that provides capabilities defined in the Sortable and Drawable interfaces. Which is the correct implementation? A) B)

A. Option A

B. Option Bcorrect

View answer

Correct Answer: B

Question #12

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

A. An Assignment Rule

B. Scheduled Apex

C. Process Builder

D. A Workflow Rule

View answer

Correct Answer: C

Question #13

How can a developer warn users of SOQL governor limit violations in a trigger?

A. Use ApexMessage

B. Use PageReference

C. Use Messaging

D. Use Limits

View answer

Correct Answer: D

Question #14

Which two describe Heroku Redis? Choose 2 answers.

A. Is an in-memory key-value data store, run by Heroku

B. Is a repository for storing large images

C. Is an option for long-term data storage

D. Is provisioned and managed as an add-on

View answer

Correct Answer: AD

Question #15

What are three considerations when using the @InvocableMethod annotation in Apex?Choose 3 answers

A. A method using the @InvocableMethod annotation must define a return value

B. A method using the @InvocableMethod annotation can have multiple input parameters

C. A method using the @InvocableMethod annotation must be declared as static (Missed)

D. A method using the @InvocableMethod annotation can be declared as Public or Global

E. Only one method using the @InvocableMethod annotqation can be defined per Apex class

View answer

Correct Answer: CDE

Question #16

A company has a custom object, order__ ￠, that has a required, unique external ID field called crder_number_c. Which statement should be used to perform the DML necessary to insert new records and update existing records in a list of order_c records using the external ID field?

A. merge orders;

B. merge orders Order_Number_ c;

C. upsert orders:

D. upserrc orders Order Number_c;correct

View answer

Correct Answer: D

Question #17

Which Lightning Web Component custom event property settings enable the event to bubble up the containment hierarchy and cross the Shadow DOM boundary?

A. bubbles: true, composed: truecorrect

B. bubbles: true, composed: false

C. bubbles: false, composed: false

D. bubbles: false, composed: true

View answer

Correct Answer: A

Question #18

A developer is tasked to perform a security review of the ContactSearch Apex class that exists in the system. Whithin the class, the developer identifies the following method as a security threat: ListperformSearch(String lastName){ return Database.query('Select Id, FirstName, LastName FROM Contact WHERE LastName Like %'+lastName+'%); } What are two ways the developer can update the method to prevent a SOQL injection attack? Choose 2 answers

A. Use variable binding and replace the dynamic query with a static SOQL

B. Use the escapeSingleQuote method to sanitize the parameter before its use

C. Use a regular expression expression on the parameter to remove special characters

D. Use the @Readonly annotation and the with sharing keyword on the class

View answer

Correct Answer: CD

Question #19

Which declarative process automation feature supports iterating over multiple records?

A. Flows

B. Validation Rules

C. Approval Process

D. Workflow rules

View answer

Correct Answer: A

Question #20

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

A. DEBUG

B. FINE

C. INFO

D. WARN

View answer

Correct Answer: A

Question #21

Assuming that name is a String obtained by an tag on a Visualforce page, which two SOQL queries performed are safe from SOQL injection? Choose 2 answers A) B) C) D)

A. Option Acorrect

B. Option B

C. Option Ccorrect

D. Option D

View answer

Correct Answer: AC

Question #22

Which requirement needs to be implemented by using standard workflow instead of Process Builder? Choose 2 answers

A. Create activities at multiple intervals

B. Send an outbound message without Apex code

C. Copy an account address to its contacts

D. Submit a contract for approval

View answer

Correct Answer: BC

Question #23

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

B. By changing Application_c

C. By using an Apex trigger with a DML operation

D. By configuring a cross-object field update with a workflow

View answer

Correct Answer: C

Question #24

Universal Containers has large number of custom applications that were built using a third-party javaScript framework and exposed using Visualforce pages. The Company wants to update these applications to apply styling that resembles the look and feel of Lightning Experience. What should the developer do to fulfill the business request in the quickest and most effective manner?

A. Incorporate the Salesforce Lightning Design System CSS stylesheet into the JavaScript applications

B. Rewrite all Visualforce pages asLightning components

C. Set the attribute enableLightning to treu in the definition

D. Enable Available for Lightning Experience, Lightning Comminities, and the mobile app on Visualforce pages used by the custom application

View answer

Correct Answer: C

Question #25

Which two combined methods should a developer use to prevent more than one open Opportunity on each Account? Choose 2 answers

A. Create an Account Roll-up Summary field to count open Opportunities

B. Create an Opportunity Validation Rule to generate an error on insert

C. Create an Account Trigger to generate an error on Opportunity insert

D. Create an Opportunity Workflow Rule to auto-close the Opportunity

View answer

Correct Answer: AB

Question #26

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?

A. Create test classes to exercise the Visualforce page markup

B. Select "Disable Parallel Apex Testing" to run all the tests

C. Add test methods to existing test classes from previous deployments

D. Select "Fast Deployment'' to bypass running all the tests

View answer

Correct Answer: C

Question #27

In terms of the MVC paradigm, what are two advantages of implementing the view layer of a Salesforce application using Lightning Web Component-based development over Visualforce? Choose 2 answers

A. Rich component ecosystemcorrect

B. Leg capturing via the Debug Logs Setup page

C. Built-in standard and custom set controllers

D. Self-contained and reusable units of an applicationcorrect

View answer

Correct Answer: AD

Question #28

A developer needs to implement a custom SOAP Web Service that is used by an external Web Application. The developer chooses to include helper methods that are not used by the Web Application in the implementation of the Web Service Class. Which code segment shows the correct declaration of the class and methods? A) B) C) D)

A. Option Acorrect

B. Option B

C. Option C

D. Option D

View answer

Correct Answer: A

Question #29

A developer is creating a Lightning web component to show a list of sales records. The Sales Representative user should be able to see the commission field on each record. The Sales Assistant user should be able to see all fields on the record except the commission field. How should this be enforced so that the component works for both users without showing any errors?

A. Use WITH SECURITY_ENFORCED In the SOQL that fetches the data for the component,

B. Use Security

C. Use Lightning Locker Service to enforce sharing rules and field-level security

D. Use Lightning Data Service to get the collection of sales records

View answer

Correct Answer: B

Question #30

A developer executes the following code in the Developer Console:ListfList = new List();For(integer i= 1; I <= 200; i++){fList.add(new Account ( Name = `Universal Account ` + i));}Insert fList;ListsList = new List();For (integer I = 201; I <= 20000; i ++){sList.add(new Account (Name = `Universal Account ` + i));}Insert sList;How many accounts are created in the Salesforce organization ?

A. 20000

B. 0

C. 200

D. 1000

View answer

Correct Answer: B

Question #31

Which three statements are accurate about debug logs? Choose 3 answers

A. A System debug logs are retained for 24 hours

B. Only the 20 most recent debug logs for a user are kept

C. Debug log levels are cumulative, where FINE log level includes all events logged at the DEBUG, INFO, WARN, and ERROR levels

D. Debug logs can be set for specific users, classes, and triggers

E. The maximum size of 3 debug log is 5 M

View answer

Correct Answer: ABC

Question #32

As part of new feature development, a developer Is asked to build a responsive application capable of responding to touch events, that will be executed on stateful clients. Which two technologies are built on a framework that fully supports the business requirement? Choose 2 answers

A. Aura Componentscorrect

B. Visualforce Pages

C. Lightning Web Componentscorrect

D. Visualforce Components

View answer

Correct Answer: AC

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