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Exam Code: CRT-450
Exam Title: Salesforce Certified Platform Developer I (SU18)
Vendor: Salesforce
Exam Questions: 373
Last Updated: September 28th,2024

Question 1

A developer creates an Apex helper class to handle complex trigger logic. How can the helper class warn users when the trigger exceeds DML governor limits?

A. By using PageReference.setRedirect() to redirect the user to a custom Visualforce page before the number of DML statements is exceeded.
B. By using Messaging.sendEmail() to continue toe transaction and send an alert to the user after the number of DML statements is exceeded.
C. By using AmexMessage.Messages() to display an error message after the number of DML statements is exceeded.
D. By using Limits.getDMLRows() and then displaying an error message before the number of DML statements is exceeded.

Correct Answer:D

Question 2

What is a valid statement about Apex classes and interfaces? Choose 2 answers:

A. The default modifier for a class is private.
B. Exception classes must end with the word exception.
C. A class can have multiple levels of inner classes.
D. The default modifier for an interface is privat

Correct Answer:BD

Question 3

A developer created a Lightning component to display a short text summary for an object and wants to use it with multiple Apex classes.
How should the developer design the Apex classes?

A. Have each class define method getObject() that returns the sObject that is controlled by the Apex class.
B. Extend each class from the same base class that has a method getTextSummary() that returns the summary.
C. Have each class implement an interface that defines method getTextSummary() that returns the summary.
D. Have each class define method getTextSummary() that returns the summar

Correct Answer:C

Question 4

The initial value for a number field on a record is 1. A user updated the value of the number field to 10. This action invokes a workflow field update, which changes the value of the number field to 11. After the workflow field update, an update trigger fires.What is the value of the number field of the object that is obtained from Trigger.old?

A. Null
B. 11
C. 1
D. 10

Correct Answer:C

Question 5

For which three items can a trace flag be configured? (Choose three.)

A. Apex Trigger
B. Apex Class
C. Process Builder
D. User
E. Visualforce

Correct Answer:ABD