Salesforce Salesforce Certifications DEX-450 Questions & Answers

• Question 341:

  Which three code lines are required to create a Lightning component on a Visualforce page? Choose 3 answers

  A. $Lightning.createComponent

  B.

  C. $Lightning.useComponent

  D. $Lightning.use (Missed)

  E.

  Correct Answer: ADE

• Question 342:

  Which resource can be included in a Lightning Component bundle? Choose 2 answers

  A. Apex class

  B. Adobe Flash

  C. JavaScript

  D. Documentation

  Correct Answer: CD

• Question 343:

  A developer has JavaScript code that needs to be called by controller functions in multiple Aura components by extending a new abstract component.

  Which resource in the abstract Aura component bundle allows the developer to achieve this?

  A. helper.js

  B. controllers

  C. superRender.js

  D. renderer.js

  Correct Answer: A

• Question 344:

  A developer wrote a workflow email alert on case creation so that an email is sent to the case owner manager when a case is created. When will the email be sent?

  A. After Committing to database.

  B. Before Trigger execution.

  C. After Trigger execution.

  D. Before Committing to database.

  Correct Answer: A

• Question 345:

  Which governor limit applies to all the code in an apex transaction?

  A. Elapsed CPU time

  B. Number of new records created

  C. Number of classes called

  D. Elapsed SOQL query time

  Correct Answer: A

• Question 346:

  What is a benefit of the lightning component framework?

  A. Better integration with Force.com sites

  B. Better performance for custom Salesforce1 Mobile Apps

  C. More Centralized control via server-side logic

  D. More pre-built components to replicate the salesforce look and feel

  Correct Answer: D

• Question 347:

  A developer wants to display all of the picklist entries for the Opportunity StageName field and all of the available record types for the Opportunity object on a Visualforce page. Which two actions should the developer perform to get the available picklist values and record types in the controller? Choose 2 answers.

  A. Use Schema.RecordTypeInfo returned by RecordType.SObjectType.getDescribe ().getRecordTypeInfos().

  B. Use Schema.PicklistEntry returned by Opportunity.SObjectType.getDescribe().getPicklistValues().

  C. Use Schema.PicklistEntry returned by Opportunity.StageName.getDescribe().getPicklistValues().

  D. Use Schema.RecordTypeInfo returned by Opportunity.SObjectType.getDescribe().getRecordTypeInfos ().

  Correct Answer: BD

• Question 348:

  Which two are true regarding a Dyno? Choose 2 answers

  A. Is a light weight VM used to run code on the Heroku Platform

  B. Has the ability to sleep as a standard and performance Dyno

  C. Is a lightweight Linux container used in a collection to run Heroku applications

  D. Has Ephemeral filesystems and is rebooted every 24 hours.

  Correct Answer: CD

• Question 349:

  A developer has the following requirements:

  Calculate the total amount on an Order.

  Calculate the line amount for each Line Item based on quantity selected and price.

  Move Line Items to a different Order if a Line Item is not stock.

  Which relationship implementation supports these requirements?

  A. Line Items has a Master-Detail field to Order and the Master can be re-parented.

  B. Line Item has a Lookup field to Order and there can be many Line Items per Order

  C. Order has a Lookup field to Line Item and there can be many Line Items per Order.

  D. Order has a Master-Detail field to Line Item and there can be many Line Items per Order.

  Correct Answer: A

• Question 350:

  A Visualforce page has a standard controller for an object that has a lookup relationship to a parent object. How can a developer display data from the parent record on the page?

  A. By adding a second standard controller to the page for the parent record.

  B. By using a roll-up formula field on the child record to include data from the parent record.

  C. By using SOQL on the Visualforce page to query for data from the parent record.

  D. By using merge field syntax to retrieve data from the parent record.

  Correct Answer: D