Free Online Salesforce DEX-450 Practice Test

Prepare Your Salesforce DEX-450 Exam Questions with Free online DEX-450 Practice Test. Get Brilliant Programmatic Development using Apex and Visualforce in Lightning Experience (WI24) Exam Results with Valid DEX-450 Exam Dumps.

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Total 356 Questions | Updated On: May 16, 2024

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Question 1

How does the Lightning Component framework help developers implement solutions faster?

A : By providing an Agile process with default steps

B : By providing code review standards and processes

C : By providing device-awareness for mobile and desktops

D : By providing change history and version control

Answer: C

Question 2

A developer is creating a page that allows users to create multiple Opportunities. The developer is asked to verify the current user's default } |

Opportunity record type, and set certain default values based on the record type before inserting the record. i, J

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How can the developer find the current user's default record type? ns

A : Query the Profile where the ID equals userInfo.getProfileID() and then use the profile.Opportunity.getDefaultRecordType() | |method. ] |

B : Use Opportunity. SObjectType.getDescribe().getRecordTypelnfos() to get a list of record types, and iterate through them until [ JisDefaultRecordTypeMapping() is true. Pencil & Paper |

C : Use the Schema.userlnfo.Opportunity.getDefaultRecordType() method.

Answer: B

Question 3

Universal Containers has an order system that uses on Order Number to identify an order for customers service agents. Order records will be imported into Salesforce.

How should the 'Order Number field be defined in Salesforce.

A : Lookup

B : Direct Lookup

C : Number with External ID

D : Indirect Lookup

Answer: C

Question 4

What are two ways that a controller and extension can be specified on a Visualforce page?

Choose 2 answers

A : a@pex:page=Account extends='myControllerExtension'

B : Qo apex:page standardController='Account' extensions='myControllerExtension''

C : apex:page controllers='Account, myControllerExtension''

D : apex:page controller='Account'' extensions='myControllerExtension'''

Answer: B,D

Question 5

A developer creates a new Apex trigger with a helper class, and writes a test class that only exercises 95% coverage of new Apex helper class. Change Set deployment to production fails with the test coverage warning: 'Test coverage of selected Apex Trigger is 0%, at least 1% test coverage is required' What should the developer do to successfully deploy the new Apex trigger and helper class?

A : Create a test class and methods to cover the Apex trigger

B : Run the tests using the 'Run All Tests' method.

C : Remove the falling test methods from the test class.

D : Increase the test class coverage on the helper class

Answer: C

Page: 1 / 72

Total 356 Questions | Updated On: May 16, 2024

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