DEX-450無料問題集「Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience」

質問 1

What should a developer use to obtain the Id and Name of all the Leads, Accounts, and Contacts that have the company name "Universal Containers?

（A）PIND 'Universal Centainers' IN Name Fields RETURNING lead(id, name), saceount(id, mame), contact (id, name)

（B）FIND 'Universal Conteiners' IN CompenyName Fields RETURNING leadjid, name), sccount(ad, name}, conteact(id, name)

（C）SELECT lead(id, name), account (id, name}, contact(id, name) FROM Lead, Account, Contact WHERE Name = "Universal Containers'

（D）SELECT Lead.id, Lead.Neme, Account,Id, Account.Neme, Contact.id, Contact.Neame FROM Lead, Account, Contact WHERE CompanyName = "Universal Containers*

正解：A 解答を投票する

質問 2

A developer is asked to prevent anyone other than a user with Sales Manager profile from changing the Opportunity Status to Closed Lost if the lost reason is blank.
Which automation allows the developer to satisfy this requirement in the most efficient manner?

（A）An Apex trigger on the Opportunity object

（B）An error condition formula on a validation rule on Opportunity

（C）A record trigger flow on the Opportunity object

（D）An approval process on the Opportunity object

正解：B 解答を投票する

質問 3

The Account object in an organization has a master-detail relationship to a child object called Branch. The following automations exist:
* Roll-up summary fields
* Custom validation rules
* Duplicate rules
developer created a trigger on the Account object.
Which two things should the developer consider while testing the trigger code?
Choose 2 answers

（A）Rollup summary fields can cause the parent record to go through Save.

（B）Duplicate rules are executed once all DML operations commit to the database.

（C）The trigger may fire multiple times during a transaction.

（D）The validation rules will cause the trigger to fire again.

正解：A、C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 4

Which two are phases in the Aura application event propagation framework?
Choose 2 answers

（A）Buddle

（B）Control

（C）Emit

（D）default

正解：A、D 解答を投票する

質問 5

Which two settings must be defined In order to update a record of a junction object?
Choose 2 answers

（A）Read/Write access on the secondary relationship

（B）Read access on the primary relationship

（C）Read/Write access on the junction object

（D）Read/Write access on the primary relationship

正解：A、D 解答を投票する

質問 6

Which three resources in an Aura component can contain JavaScript functions?
Choose 3 answers

（A）Style

（B）Design

（C）Helper

（D）Renderer

（E）Controller

正解：C、D、E 解答を投票する

質問 7

The value of the account type field is not being displayed correctly on the page. Assuming the custom controller is properly referenced on the Visualforce page, what should the developer do to correct the problem?

（A）Convert theAccount.Type to a String.

（B）Add with sharing to the custom controller.

（C）Add a getter method for the actType attribute.

（D）Change theAccount attribute to public.

正解：C 解答を投票する

質問 8

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: true

（B）bubbles: true, composed: false

（C）bubbles: false, composed: false

（D）bubbles: false, composed: true

正解：A 解答を投票する

質問 9

Universal Containers wants to assess the advantages of declarative development versus programmatic customization for specific use cases in its Salesforce implementation.
What are two characteristics of declarative development over programmatic customization?
Choose 2 answers

（A）Declarative development does not require Apex test classes.

（B）Declarative development can be done using the Setup menu.

（C）Declarative code logic does not require maintenance or review.

（D）Declarative development has higher design limits and query limits,

正解：A、B 解答を投票する

質問 10

A credit card company needs to implement the functionality for a service agent to process damaged or stolen credit cards. When the customers call in, the service agent must gather many pieces of information. A developer is tasked to implement this functionality.
What should the developer use to satisfy this requirement in the most efficient manner?

（A）Apex trigger

（B）Approval process

（C）Screen-based flow

（D）Lightning Component

正解：C 解答を投票する

DEX-450 無料問題集「Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience」

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