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Salesforce DEX-450 Exam Outline, DEX-450 Latest Examprep

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Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Sample Questions (Q161-Q166):

NEW QUESTION # 161
What should a developer do to check the code coverage of a class after running all tests?

A. View the Class Test Percentage tab on the Apex Class fist view m Salesforce Setup.
B. Select and run the class on the Apex Test Execution page in the Developer Console.
C. View the Code Coverage column in the list view on the Apex Classes page.
D. View Use cede coverage percentage for the class using the Overall Code Coverage panel in the Developer Console Tests tab.

Answer: A

NEW QUESTION # 162
A custom Visualforce controller calls the ApexPages,addMessage () method, but no messages are rendering on the page.
Which component should be added to the Visualforce page to display the message?

A. <Apex: facet name='' message''/>
B. <Apex: message for='' info''/>
C. <apex: pageMessage severity="info''/>
D. <apex: pageMessages />

Answer: D

NEW QUESTION # 163
Universal Container(UC) wants to lower its shipping cost while making the shipping process more efficient. The Distribution Officer advises UC to implement global addresses to allow multiple Accounts to share a default pickup address. The Developer is tasked to create the supporting object and relationship for this business requirement and uses the Setup Menu to create a custom object called "Global Address". Which field should the developer ad to create the most efficient model that supports the business need?

A. Add a Lookup field on the Global Address object to the Account object
B. Add a Lookup field on the Account object to the Global Address object.
C. Add a Master-Detail field on the Account object to the Global Address object
D. Add a Master-Detail field on the Global Address object to the Account object.

Answer: B

NEW QUESTION # 164
A developer needs to avoid potential system problems that can arise in a multi-tenant architecture. Which requirement helps prevent poorty written applications from being deployed to a production environment?

A. All validation rules must be active before they can be deployed.
B. Unit tests must cover at least 75% of the application's Apex code
C. SOQL queries must reference sObActs with their appropriate namespace.
D. All Apex code must be annotated with the with sharing keyword.

Answer: B

NEW QUESTION # 165
A developer uses a loop to check each Contact in a list. When a Contact with the Title of
"Boss" is found, the Apex method should jump to the first line of code outside of the for loop.
Which Apex solution will let the developer implement this requirement?

A. break;
B. Next
C. Exit
D. Continue

Answer: A

NEW QUESTION # 166
......

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