Salesforce CRT-450 Online Practice Questions and Exam Preparation

Salesforce CRT-450 Online Questions & Answers

• Question 81:

  Which statement is true about developing in a multi-tenant environment?

  A. Governor limits prevent apex from impactiong the performance of multiple tenants on the same instance
  B. Apex sharing controls access to records fomr multiple tenants on the same instance
  C. Global apex classes can be referenced from multiple tenants on the same instance
  D. Org-level data security controls which users can see data from multiple tenants on the same instance
  A. Governor limits prevent apex from impactiong the performance of multiple tenants on the same instance

• Question 82:

  Where are two locations a developer can look to find information about the status of asynchronous or future cals? Choose 2 answers

  A. Apex Flex Queue
  B. Apex Jobs
  C. Paused Flow Interviews component
  D. Time-Based Workflow Monitor
  A. Apex Flex Queue
  B. Apex Jobs

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  Explanation/Reference:

• Question 83:

  The sales management team requires that the lead source field of the Lead record be populated when Lead is converted. What would a developer use to ensure that a user populates the Lead source field?

  A. Validation rule
  B. Formula field
  C. Workflow rule
  D. Process builder
  A. Validation rule

• Question 84:

  Which action may cause triggers to fire?

  A. Updates to Feed Items
  B. Renaming or replacing a picklist entry
  C. Changing a user's default division when the transfer division option it checked
  D. Cascading delete operations
  A. Updates to Feed Items

• Question 85:

  A newly hired developer discovers that there are multiple triggers on the case object.

  What should the developer consider when working with triggers?

  A. Developers must dictate the order of trigger execution.
  B. Trigger execution order is based on creation date and time.
  C. Unit tests must specify the trigger being tested.
  D. Trigger execution order is not guaranteed for the same sObject.
  D. Trigger execution order is not guaranteed for the same sObject.

• Question 86:

  Which type of code represents the Model in the MVC architecture on the Force.com platform?

  A. A Controller Extension method that uses SOQL to query for a list of Account records
  B. Custom JavaScript that processes a list of Account records.
  C. A list of Account records returned from a Controller Extension method
  D. A Controller Extension method that saves a list of Account records
  C. A list of Account records returned from a Controller Extension method

• Question 87:

  A developer needs to create a Visualforce page that will override the standard Account edit button. The page will be used to validate the account's address using a SOQL query. The page will also allow the user to make edits to the address. Where would the developer write the Account address verification logic?

  A. In a Standard Extension.
  B. In a Standard Controller.
  C. In a Custom Controller.
  D. In a Controller Extension.
  D. In a Controller Extension.

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  Explanation/Reference:

• Question 88:

  Which two are true regarding a Dyno? Choose 2 answers

  A. Is a light weight VM used to run code on the Heroku Platform
  B. Has the ability to sleep as a standard and performance Dyno
  C. Is a lightweight Linux container used in a collection to run Heroku applications
  D. Has Ephemeral filesystems and is rebooted every 24 hours.
  C. Is a lightweight Linux container used in a collection to run Heroku applications
  D. Has Ephemeral filesystems and is rebooted every 24 hours.

• Question 89:

  A Next Best Action strategy uses an Enhance Element that invokes an Apex method to determine a discount level for a Contact, based on a number of factors. What is the correct definition of the Apex method?

  A. @InvocableMethod global static ListRecommendation getLevel(List input) { /*implementation*/ }
  B. @InvocableMethod global static List getLevel (List input) { /*implementation */ }
  C. @InvocableMethod global List getlevel(List input) { /*implementation */ }
  D. @InvocableMethod global Recommendation getlevel(ContactWrapper input) { /*implementation */ }
  B. @InvocableMethod global static List getLevel (List input) { /*implementation */ }

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  Explanation/Reference:

• Question 90:

  Consider the following code snippet:

  

  Given the multi-tenant architecture of the Salesforce platform, what Is a best practice a developer should Implement and ensure successful execution of the method?

  A. Avoid executing queries without a limit clause.
  B. Avoid returning an empty List of records.
  C. Avoid using variables as query filters.
  D. Avoid performing queries inside for loops.
  D. Avoid performing queries inside for loops.