Salesforce CRT-450 Online Practice Questions and Exam Preparation

Salesforce CRT-450 Online Questions & Answers

• Question 241:

  Which two ways can a developer instantiate a PageReference in Apex? Choose 2 answers

  A. By using an object standard set controller action
  B. By using ApexPages.currentPage()
  C. By using the PageReference.getURL() method
  D. By using an object standard controller action
  A. By using an object standard set controller action
  C. By using the PageReference.getURL() method

• Question 242:

  Account acct = {SELECT Id from Account limit 1}; Given the code above, how can a developer get the type of object from acct?

  A. Call "acct.getsObjectType()"
  B. Call "Account.getSobjectType()"
  C. Call "Account.SobjectType"
  D. Call "acct.SobjectType"
  A. Call "acct.getsObjectType()"

• Question 243:

  A developer needs to create a custom Visualforce button for the Opportunity object page layout that will cause a web service to be called and redirect the user to a new page when clicked. Which three attributes need to be defined in the tag of the Visualforce page to enable this functionality? Choose three answers.

  A. StandardController
  B. Extensions
  C. Action
  D. Controller
  A. StandardController
  B. Extensions
  C. Action

• Question 244:

  The Account object has a custom Percent field, Rating, defined with a length of 2 with 0 decimal places. An Account record has the value of 50% in its Rating field and is processed in the Apex code below after being retrieved from the database with SOQL.

  

  What is the value of acctScore after this code executes?

  A. 5
  B. 50
  C. 500
  D. 5000
  D. 5000

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  Explanation/Reference:

• Question 245:

  When using SalesforceDX, what does a developer need to enable to create and manage scratch orgs?

  A. Production
  B. Dev Hub
  C. Environment Hub
  D. Sandbox
  B. Dev Hub

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  Explanation/Reference:

  When using SalesforceDX, a developer needs to enable Dev Hub in order to create and manage scratch orgs. A Dev Hub is a special type of org used by developers to store source code and other development-related artifacts. It is also used to create and manage scratch orgs, which are temporary orgs used for development and testing.

  Reference: https://developer.salesforce.com/docs/atlas.en- us.sfdx_dev.meta/sfdx_dev/sfdx_dev_intro.htm https://developer.salesforce.com/docs/atlas.en- us.sfdx_dev.meta/sfdx_dev/sfdx_dev_scratch_orgs.htm

• Question 246:

  A company wants to create an employee rating program that allows employees to rate each other. An employee's average rating must be displayed on the employee record. Employees must be able to create rating records, but are not allowed to create employee records. Which two actions should a developer take to accomplish this task? choose 2 answers

  A. Create a master-detail relanstionship between the rating and employee object
  B. Create a trigger on the rating object that updates a field on the employee object
  C. Create a roll-up sumary field on the employee and use avg to calculate the average rating score
  D. Create a lookup realntionship beteween the rating and employee object
  A. Create a master-detail relanstionship between the rating and employee object
  C. Create a roll-up sumary field on the employee and use avg to calculate the average rating score

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  Explanation/Reference:

• Question 247:

  A developer needs to save a List of existing Account records named myAccounts to the database, but the records do not contain Salesforce Id values. Only the value of a custom text field configured as an External ID with an API name of Foreign_Key__c is known. Which two statements enable the developer to save the records to the database without an Id? (Choose two.)

  A. Upsert myAccounts Foreign_Key__c;
  B. Upsert myAccounts(Foreign_Key__c);
  C. Database.upsert (myAccounts, Foreign_Key__c);
  D. Database.upsert(myAccounts).Foreign_Key__c;
  A. Upsert myAccounts Foreign_Key__c;
  C. Database.upsert (myAccounts, Foreign_Key__c);

• Question 248:

  A developer needs to apply the look and feel of lightning experience to a number of applications built using a custom third-party javascript framework and rendered in visualforce pages which option achieves this?

  A. Set the attribute enablelightning to "true" in the definition
  B. Replace the third-party javascript library with native visualforce tags
  C. Configure the user interface options in the setup menu to enable legacy mode for visualforce
  D. Incorporate salesforce lightning design system css style sheets into the javascript applications
  D. Incorporate salesforce lightning design system css style sheets into the javascript applications

• Question 249:

  Developer needs to automatically populate the Reports To field in a Contact record based on the values of the related Account and Department fields in the Contact record.

  Which type of trigger would the developer create? Choose 2 answers

  A. Before update
  B. After insert
  C. Before insert
  D. After update
  A. Before update
  C. Before insert

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  Explanation/Reference:

• Question 250:

  What actions types should be configured to display a custom success message?

  A. Update a record.
  B. Post a feed item.
  C. Delete a record.
  D. Close a case.
  A. Update a record.