Salesforce CRT-450 Online Practice Questions and Exam Preparation

Salesforce CRT-450 Online Questions & Answers

• Question 371:

  A team of developers is working on a source-driven project that allows them to work independently, with many different org configurations.

  Which type of Salesforce orgs should they use for their development?

  A. Developer orgs
  B. Developer sandboxes
  C. Full Copy sandboxes
  D. Scratch orgs
  D. Scratch orgs

• Question 372:

  What is the order of operations when a record is saved in Salesforce?

  A. Process flows, triggers, workflow, commit
  B. Workflow, process flows, triggers, commit
  C. Workflow, triggers, process flows, commit
  D. Triggers, workflow, process flows, commit
  D. Triggers, workflow, process flows, commit

• Question 373:

  A developer has a VF page and custom controller to save Account records. The developer wants to display any validation rule violation to the user. How can the developer make sure that validation rule violations are displayed?

  A. Add custom controller attributes to display the message.
  B. Include on the Visualforce page.
  C. Use a try/catch with a custom exception class.
  D. Perform the DML using the Database.upsert() method
  B. Include on the Visualforce page.

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  Explanation/Reference:

  https://developer.salesforce.com/docs/atlas.en-us.pages.meta/pages/pages_compref_message.htm

• Question 374:

  A developer created a Visualforce page with a custom controller to show a list of accounts. The page uses the component, with a variable called "selection", to show the valid values for Account.Type. The page uses an component to display the list of accounts, where the iteration variable is "acct". The developer wants to ensure that when a user selects a type on the component, only accounts with that type are shown on the page. What should the developer do to accomplish this?

  A. Use the onChange event to update the list of accounts in the controller when the value changes, and then re-render the pageBlockTable.
  B. Create multiple lists in the controller that represent the relevant accounts for each account type when the page loads, then reference the correct one dynamically on the pageBlockTable.
  C. Add the Rendered={!Acct.type==selection} attribute to the pageBlockTable component
  D. Create a component for each option and use a variable with hide parameter on the element.
  A. Use the onChange event to update the list of accounts in the controller when the value changes, and then re-render the pageBlockTable.

• Question 375:

  A developer wants multiple test classes to use the same set of test dat

  A. How should the developer create the test data?
  B. Define a variable for test records in each test classes
  C. Create a test setup method for each test class
  D. Use the seealldata=true annotation in each test class
  E. Reference a test utility class in each test class
  C. Create a test setup method for each test class

• Question 376:

  An org has an existing Visual Flow that creates an Opportunity with an Update Records element. A developer must update the Visual Flow to also create a Contact and store the created Contact's ID on the Opportunity.

  Which update should the developer make in the Visual Flow?

  A. Add a new Get Records element.
  B. Add a new Create records element.
  C. Add a new Quick Action (of type create) element.
  D. Add a new Update records element
  B. Add a new Create records element.

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  Explanation/Reference:

• Question 377:

  Which two statements are valid regarding Apex classes and interfaces? (Choose two.)

  A. Classes are final by default.
  B. Interface methods are public by default.
  C. Inner classes are private by default.
  D. A class can only have one inner class level.
  B. Interface methods are public by default.
  D. A class can only have one inner class level.

• Question 378:

  Which two characteristics are true for Aura component events?

  A. Calling event, stopPropagation ( ) may or may not stop the event propagation based of the current propagation phase.
  B. If a container component needs to handle a component event, add a handleFacets='' attribute to Its handler.
  C. Only parent components that create subcomponents (either in their markup or programmatically) can handle events.
  D. The event propagates to every owner In the containment hierarchy.
  A. Calling event, stopPropagation ( ) may or may not stop the event propagation based of the current propagation phase.
  D. The event propagates to every owner In the containment hierarchy.

• Question 379:

  Which tool can deploy destructive changes to Apex classes in production?

  A. Workbench
  B. Developer Console
  C. Salesforce Setup
  D. Change Sets
  A. Workbench

• Question 380:

  Which two statements are accurate regarding Apex classes and interfaces? Choose 2 answers

  A. Classes are final by default.
  B. Inner classes are public by default.
  C. Interface methods are public by default.
  D. A top-level class can only have one inner class level.
  C. Interface methods are public by default.
  D. A top-level class can only have one inner class level.