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Salesforce CRT-450 exam is a multiple-choice format exam consisting of 60 questions that must be completed within 105 minutes. CRT-450 exam is designed to test the candidate's knowledge of Salesforce development concepts, including data modeling, Apex, Visualforce, and application design. Passing the CRT-450 Exam requires a minimum score of 63%, which is equivalent to 38 correct answers out of 60.
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Salesforce CRT-450 Certification Exam is an essential credential for developers who want to pursue a career in Salesforce development. Salesforce Certified Platform Developer I certification demonstrates that the candidate has the skills and knowledge necessary to design and develop custom applications on the Salesforce platform. It also provides a competitive edge in the job market and opens up new career opportunities. Furthermore, becoming a certified Salesforce developer is a great way to showcase your expertise and commitment to your profession. Salesforce Certified Platform Developer I Sample Questions (Q200-Q205):NEW QUESTION # 200
A developer is integrating with a legacy on-premise SQL database.
What should the developer use to ensure the data being integrated is matched to the right records in Salesforce?
A. Formula field
B. Lookup field
C. External Object
D. External ID field
Answer: D
Explanation:
AnExternal ID fieldis used to match data in Salesforce with data from external systems (like an on-premise SQL database). It allows for easy upserts and data integration without relying on Salesforce IDs.
Why not other options?
A: External objects are used for real-time integration with external systems but do not address data matching directly.
C: Formula fields are calculated fields and cannot be used for data matching.
D: Lookup fields are used for creating relationships between objects within Salesforce, not for matching external data.
NEW QUESTION # 201
A lead object has a custom field Prior_Email__c. The following trigger is intended to copy the current Email into the Prior_Email__c field any time the Email field is changed:
Which type of exception will this trigger cause?
A. A DML exception
B. A limit exception when doing a bulk update
C. A null reference exception
D. A compile time exception
Answer: A
NEW QUESTION # 202
Which scenario is valid for execution by unit tests?
A. Generate a Visualforce PDF with getContentASPDF
B. Load data from a remote site with a callout.
C. Execute anonymous Apex as a different user,
D. Set the created date of a record using a system method.
Answer: A
Explanation:
Unit tests in Salesforce are designed to test Apex code functionality and can execute certain operations within the testing context.
Option C: Generate a Visualforce PDF with getContentAsPDF
Reference:
"The getContent and getContentAsPDF PageReference methods can be used in test methods."
- Apex Developer Guide: Testing GET and POST Methods
Why Other Options Are Incorrect:
Option A: Load data from a remote site with a callout
Callouts to external services are not allowed in unit tests unless you use a mock callout framework.
"Test methods can't make callouts to external systems. To test callouts, use mock callouts by either implementing an interface or using static resources."
- Apex Developer Guide: Testing HTTP Callouts
Option B: Execute anonymous Apex as a different user
Executing anonymous Apex isn't possible within a test method, and you can't change the user context arbitrarily in tests except with System.runAs, which doesn't execute as a different user for anonymous code.
"You can use System.runAs to run code as a different user, but you cannot execute anonymous Apex in this way within a test."
- Apex Developer Guide: Running Apex as Another User
Option D: Set the created date of a record using a system method
System fields like CreatedDate are not writeable in Apex tests.
"You can't set values for fields that have the Createable attribute set to false, such as system fields like CreatedDate or LastModifiedDate."
- Apex Developer Guide: DML Statements
NEW QUESTION # 203
When creating unit tests in Apex, which statement is accurate?Choose 2
A. Increased test coverage requires large test classes with many lines of code in one method.
B. System Assert statements that do not Increase code coverage contribute important feedback in unit tests
C. Unit tests with multiple methods result in all methods failing every time one method fails.
D. Triggers do not require any unit tests in order to deploy them from sandbox to production.
Answer: A,B
NEW QUESTION # 204
A developer created a helper class with a method that can be called from Visualforce pages, web services, triggers, and of even anonymous code. When the method is called from a trigger, the developer needs to execute logic that should notbe executed If the method Is called from anywhere else. How can the developer determine if the code Is executed in a trigger context?
A. Check if Trigger.newMap !=null.
B. Use the executeOnTrigger annotation on the method definition.
