Salesforce CRT-450 Online Practice Questions and Exam Preparation

Salesforce CRT-450 Online Questions & Answers

• Question 301:

  What are the eight officially supported languages on Heroku platform?

  A. Node,Ruby,java,PHP,Python,.Net,C++.
  B. C#,C++,Node,Ruby,Java,PHP,Go,.Net.
  C. Lisp,PHP,Node,Ruby,Scala,Haskell,Go,Erlang.
  D. Node,Ruby java,PHP,Python,Go,Scala,Clojure.
  D. Node,Ruby java,PHP,Python,Go,Scala,Clojure.

• Question 302:

  The Review_c object has a lookup relationship up to the Job_Application_c object. The Job_Application_c object has a master-detail relationship up to the Position_c object. The relationship field names are based on the auto-populated

  defaults.

  What is the recommended way to display field data from the related Position_c record on a Visualforce page for a single Review_c record?

  A. Utilize the Standard Controller for position__c and a Controller Extension to query for Review__c data.
  B. Utilize the Standard Controller for Position__c and cross-object Formula fields on the job_Application__c object to display Review__c data.
  C. Utilize the Standard Controller for Position__c and cross-object Formula fields on the Review__c object to display Review__c data.
  D. Utilize the Standard Controller for position__c and expression syntax in the page to display related Review__c data through the job_Application__c object
  C. Utilize the Standard Controller for Position__c and cross-object Formula fields on the Review__c object to display Review__c data.

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  Explanation/Reference:

• Question 303:

  A developer creates a method in an Apex class and needs to ensure that errors are handled properly.What would the developer use? (There are three correct answers.)

  A. ApexPages.addErrorMessage()
  B. A custom exception
  C. .addError()
  D. Database.handleException()
  E. A try/catch construct
  B. A custom exception
  C. .addError()
  E. A try/catch construct

• Question 304:

  Which type of information is provided by the Checkpoints tab in the Developer Console? (Choose 2)

  A. Namespace
  B. Time
  C. Exception
  D. Debug Statement
  A. Namespace
  B. Time

• Question 305:

  What is the requirement for a class to be used as a custom Visualforce controller?

  A. Any top-level Apex class that has a constructor that returns a PageReference
  B. Any top-level Apex class that extends a PageReference
  C. Any top-level Apex class that has a default, no-argument constructor
  D. Any top-level Apex class that implements the controller interface
  D. Any top-level Apex class that implements the controller interface

• Question 306:

  Which two sfdx commands can be used to add testing data to a Developer sandbox?

  A. Forced: data:bulk:upsert
  B. Forced: data: object :upsert
  C. Forced: data: tree: upsert
  D. Forced: data:async:upsert
  A. Forced: data:bulk:upsert
  C. Forced: data: tree: upsert

• Question 307:

  Universal Containers wants to assess the advantages of declarative development versus programmatic customization for specific use cases in its Salesforce implementation.

  What are two advantages of declarative development over programmatic customization? (Choose two.)

  A. Declarative development has higher design limits and query limits.
  B. Declarative development does not require Apex test classes.
  C. Declarative development does not require maintenance.
  D. Declarative development can be updated in production using the Setup UI.
  B. Declarative development does not require Apex test classes.
  D. Declarative development can be updated in production using the Setup UI.

• Question 308:

  A change set deployment from a sandbox to production fails due to a failure in a managed package unit test. The developer spoke with the manager package owner and they determined it is a false positive and can be ignored. What should the developer do to successfully deploy?

  A. Select 'Run local tests' to run all tests in the org that are not in the managed package.
  B. Select 'Fast Deploy' to run only the tests that are in the change set.
  C. Edit the managed package's unit test.
  D. Select 'Run local tests' to run only the tests that are in the change set.
  A. Select 'Run local tests' to run all tests in the org that are not in the managed package.

• Question 309:

  Which user can edit a record after it has been locked for approval? (Choose 2)

  A. Any user with a higher role in the hierarchy
  B. A user who is assigned as the current approver
  C. Any user who approved the record previously
  D. An administrator
  B. A user who is assigned as the current approver
  D. An administrator

• Question 310:

  A developer wrote a unit test to confirm that a custom exception works properly in a custom controller, but the test failed due to an exception being thrown. Which step should the developer take to resolve the issue and properly test the exception?

  A. Use try/catch within the unit test to catch the exception.
  B. Use the finally bloc within the unit test to populate the exception.
  C. Use the database methods with all or none set to FALSE.
  D. Use Test.isRunningTest() within the custom controller.
  A. Use try/catch within the unit test to catch the exception.