Salesforce passleader pdf Crt-450 Study Guide by Sage q118 vce pdf

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Exam Name:	Salesforce Certified Platform Developer I (WI25)
Exam Code:	CRT-450 Dumps
Vendor:	Salesforce	Certification:	Developers
Questions:	235 Q&A's	Shared By:	sage

Question 20

A developer needs to implement a custom SOAP Web Service that is used by an external Web Application. The developer chooses to include helper methods that are not used by the Web Application in the implementation of the Web Service Class.

Which code segment shows the correct declaration of the class and methods?

Questions 20

Options:

Option A

Option B

Option C

Option D

Discussion

Question 21

A developer is tasked to perform a security review of the ContactSearch Apex class that exists in the system. Within the class, the developer identifies the following method as a security threat:

Questions 21

What are two ways the developer can update the method to prevent a SOQL injection attack?

Choose 2 answers

Options:

Use a regular expression expression on the parameter to remove special characters,

Use the escapeSingleQuotes method to sanitize the parameter before its use.

Use variable binding and replace the dynamic query with a static SOQL.

Use the @Readonly annotation and the with sharing keyword on the class

Discussion

Question 22

Consider the following code snippet for a Visualforce page that is launched using a Custom Button on the Account detail page layout.

Questions 22

When the Save button is pressed the developer must perform a complex validation that involves multiple objects and, upon success, redirect the user to another Visualforce

page.

What can the developer use to meet this business requirement?

Options:

Controller extension

Custom controller

Apex trigger

Validation rule

Discussion

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Question 23

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

Options:

View the Class Test Percentage tab on the Apex Class list view in Salesforce Setup.

View the code coverage percentage for the class using the Overall Code Coverage panel in the Developer Console Tests tab,

View the Code Coverage column in the list view on the Apex Classes page.

Select and run the class on the Apex Test Execution page in the Developer Console.