Vendor: Salesforce
Certifications: Salesforce Developer
Exam Name: Programmatic Development using Apex and Visualforce in Lightning
Exam Code: DEX-450
Total Questions: 456 Q&As ( View Details)
Last Updated: Apr 21, 2024
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Salesforce DEX-450 Last Month Results
DEX-450 Q&A's Detail
Exam Code: | DEX-450 |
Total Questions: | 456 |
Single & Multiple Choice | 456 |
CertBus Has the Latest DEX-450 Exam Dumps in Both PDF and VCE Format
DEX-450 Online Practice Questions and Answers
Which three declarative fields are correctly mapped to variable types in Apex? (Choose three.)
A. Number maps to Decimal.
B. Number maps to Integer.
C. TextArea maps to List of type String.
D. Date/Time maps to Dateline.
E. Checkbox maps to Boolean.
When are code coverage calculations updated?
A. When unit tests are run on an organization.
B. When changes are made to an organization's configuration.
C. When a deployment is validated.
D. When Apex code is saved.
Which two practices should be used for processing records in a trigger? Choose 2 answers
A. Use @future methods to handle DML operations.
B. Use a Map to reduce the number of SOQL calls
C. Use (callout=true) to update an external system
D. Use a Set to ensure unique values in a query filter
How can a developer retrieve all Opportunity record type labels to populate a list collection? Choose 2 answers
A. Obtain describe object results for the Opportunity objct.
B. Write a for loop that extracts values from the Opportunity.RecordType.Name field.
C. Use the global variable $RecordType and extract a list from the map.
D. Write a SOQL for loop that iterates on the RecordType object.
What is the data type returned by the following SOSL search? {FIND 'Acme*' in name fields returning account,opportunity};
A. List,List
B. Map
C. Map
D. List>
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