DEX-450 Exam Questions and Answers | Exam-Dumps (Page: 16)

QUESTION: 76

How can a developer determine, from the DescribeSObjectResult, if the current user will be able to create records for an object in Apex?

By using the isInsertable() method.
By using the isCreatable() method.
By using the hasAccess() method.
By using the canCreate() method.

Answer(s): B

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QUESTION: 77

What is an important consideration when developing in a multi-tenant environment?

Governor limits prevent tenants from impacting performance in multiple orgs on the same instance.
Unique domain names take the place of namespaces for code developed for multiple orgs on multiple instances.
Polyglot persistence provides support for a global, multilingual user base in multiple orgs on multiple instances.
Org-wide data security determines whether other tenants can see data in multiple orgs on the same instance.

Answer(s): A

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QUESTION: 78

What is the value of x after the code segment executes?String x = 'A';Integer i = 10;if ( i < 15 ) {i = 15;x = 'B';} else if ( i < 20 ) {x = 'C';} else {x = 'D'; }

D
A
B
C

Answer(s): C

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A developer has the following query: Contact c = [SELECT id, firstname, lastname, email FROM Contact WHERE lastname = 'Smith']; What does the query return if there is no Contact with the last name 'Smith'?

A contact initialized to null.
An error that no rows are found.
An empty List of Contacts.
A Contact with empty values.

Answer(s): B

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QUESTION: 80

What is a capability of the Developer Console?

Execute Anonymous Apex code, Create/Edit code, view Debug Logs.
Execute Anonymous Apex code, Run REST API, create/Edit code.
Execute Anonymous Apex code, Create/Edit code, Deploy code changes.
Execute Anonymous Apex code, Run REST API, deploy code changes.

Answer(s): A

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Salesforce DEX-450 Exam (page: 16)
Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience
Updated on: 25-Dec-2025

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QUESTION: 77

QUESTION: 78

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QUESTION: 80

Salesforce DEX-450 Exam (page: 16) Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Updated on: 25-Dec-2025

QUESTION: 76

QUESTION: 77

QUESTION: 78

QUESTION: 79

QUESTION: 80

Salesforce DEX-450 Exam (page: 16)
Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience
Updated on: 25-Dec-2025