Free Salesforce CRT-450 Exam Questions

Question 1

A developer wrote Apex code that calls out to an external system. How should a developer write the test to provide test coverage?

A : ite a class that extends HTTPCalloutMock.

B : ite a class that implements the HTTPCalloutMock interface.

C : ite a class that implements the WebserviceMock interface.

D : ite a class that extends WebserviceMock

Answer: B

Question 2

A recursive transaction is limited by a DML statement creating records for these two objects:

1. Accounts

2. Contacts

The Account trigger hits a stack depth of 16.

Which statement is true regarding the outcome of the transaction?

A : transaction fails only if the Contact trigger stack depth is greater or equal to 16.

B : transaction succeeds as long as the Contact trigger stack depth is less than 16.

C : transaction fails and all the changes are rolled back.

D : transaction succeeds and all the changes are committed to the database.

Answer: D

Question 3

A developer created a trigger on the Account object and wants to test if the trigger is properly bulklfield. The developer team decided that the trigger should be tested with 200 account records with unique names.

What two things should be done to create the test data within the unit test with the least amount of code? Choose 2 answers

A developer created a trigger on the Account object and wants to test if the trigger is properly bulklfield. The developer team decided that the trigger should be tested with 200 account records with unique names.

What two things should be done to create the test data within the unit test with the least amount of code?

Choose 2 answers

A : the @isTest(isParallel=true) annotation in the test class.

B : Test.loadData to populate data in your test methods.

C : the @isTest(seeAllData=true) annotation in the test class.

D : eate a static resource containing test data.

Answer: B,D

Question 4

A developer has to identify a method in en Apex class that performs resource intensive actions in memory by iterating over the result set of a SOQL statement on the account. The method also performs a SOQL statement to save the changes to the database.

Which two techniques should the developer implement as a best practice to ensure transaction control and avoid exceeding governor limits?

Choose 2 answers

A : the @ReadOnly annotation to bypass the number of rows returned by a SOQL.

B : Partial DHL statements to ensure only valid data is committed.

C : the Database.Savepoint method to enforce database integrity.

D : the System.Limit class to monitor the current CPU governor limit consumption.

Answer: C,D

Question 5

A developer created these three Rollup Summary fields in the custom object, Project_ct,

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The developer is asked to create a new field that shows the ratio between rejected and approved timesheets for a given project.

Which should the developer use to Implement the business requirement in order to minimize maintenance overhead?

A : cord-triggered Flow

B : rmula field

C : ex Trigger

D : ocess Builder

Answer: B