2021 Latest 100% Exam Passing Ratio - CRT-450 Dumps PDF
Pass Exam With Full Sureness - CRT-450 Dumps with 364 Questions
Salesforce Certified Platform Developer CRT-450 Dumps will include below mentioned topics with Exam focused percentage
- Logic and Process Automation: 46%
- ISalesforce Fundamentals: 10%
- Testing: 12%
- Data Modeling and Management: 12%
- User Interface: 10%
- Debug and Deployment Tools: 10%
NEW QUESTION 133
What is considered the primary purpose for creating Apex tests?
- A. To guarantee at least 50% of code is covered by unit tests before it is deployed
- B. To ensure every use case of the application is covered by a test
- C. To confirm every trigger in executed at least once
- D. To confirm all classes and triggers compile successfully
Answer: B
NEW QUESTION 134
Which type of controller should a developer use to include a list of related records for a Custom Object record on a Visualforce page without needing additional test coverage?
- A. Controller Extension
- B. List Controller
- C. Standard Controller
- D. Custom Controller
Answer: C
NEW QUESTION 135
When the number of record in a recordset is unknown, which control statement should a developer use to implement a set of code that executes for every record in the recordset, without performing a .size() or .length() method call?
- A. Do { } While (Condition)
- B. For (init_stmt, exit_condition; increment_stmt) { }
- C. While (Condition) { ... }
- D. For (variable : list_or_set) { }
Answer: D
NEW QUESTION 136
A Platform Developer needs to implement a declarative solution that will display the most recent Closed Won date for all Opportunity records associated with an Account.
Which field is required to achieve this declaratively?
- A. Roll-up summary field on the Opportunity object
- B. Cross-object formula field on the Account object
- C. Roll-up summary field on the Account object
- D. Cross-object formula field on the Opportunity object
Answer: C
NEW QUESTION 137
Which code should be used to update an existing Visualforce page that uses standard Visualforce components so that the page matches the look and feel of Lightning Experience?
- A. <apex:styleSheet value="({$URLFOR($Resource.slds,'assets/slds.css')}">
- B. <apex:page lightningStyleSheets="true">
- C. <apex:includeLightning/>
- D. <apex:slds/>
Answer: B
NEW QUESTION 138
What is the return data type when ApexPages.currentPage().getParameters() is used to retrieve URL parameters from a visualforce controller?
- A. Enum
- B. Map
- C. List
- D. String[]
Answer: B
NEW QUESTION 139
Which two statements can a developer use to throw a custom exception of type MissingFieldValueException? Choose 2 answers.
- A. Throw Exception (new MissingFieldValueException());
- B. Throw new MissingFieldValueException ('Problem occurred');
- C. Throw new MissingFieldValueException();
- D. Throw (MissingFieldValueException, 'Problem occurred');
Answer: B,C
NEW QUESTION 140
A developer needs to find information about @futuremethods that were invoked.
From which system monitoring feature can the developer see this information?
- A. Apex Jobs
- B. Background Jobs
- C. Scheduled Jobs
- D. Asynchronous Jobs
Answer: A
NEW QUESTION 141
Which two statements are true about using the @testSetup annotation in an Apex test class? (Choose two.)
- A. The @testSetup method is automatically executed before each test method in the test class is executed.
- B. Test data is inserted once for all test methods in a class.
- C. The @testSetup annotation cannot be used when the @isTest(SeeAllData=True) annotation is used.
- D. Records created in the @testSetup method cannot be updates in individual test methods.
Answer: A
Explanation:
Explanation
NEW QUESTION 142
What are the eight officially supported languages on Heroku platform?
- A. Node,Ruby java,PHP,Python,Go,Scala,Clojure.
- B. Lisp,PHP,Node,Ruby,Scala,Haskell,Go,Erlang.
- C. C#,C++,Node,Ruby,Java,PHP,Go,.Net.
- D. Node,Ruby,java,PHP,Python,.Net,C++.
Answer: A
NEW QUESTION 143
What are two valid options for iterating through each Account in the collection List<Account> named AccountList? (Choose two.) for (Account theAccount :
- A. AccountList) {...}
- B. for (List L : AccountList) {...}
- C. for (Integer i=0; i < AccountList.Size(); i++) {...}
- D. for(AccountList) {...}
Answer: A,C
NEW QUESTION 144
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 <apx:page> tag of the visualforce page to enable this functionality?
- A. Readonly
- B. AcTion
- C. Extensions
- D. Renderas
- E. Standardcontroller
Answer: B,C,E
NEW QUESTION 145
A Developer wants to get access to the standard price book in the org while writing a test class that covers an OpportunityLineItem trigger.
Which method allows access to the price book?
- A. Use @TestVisibleto allow the test method to see the standard price book.
- B. Use Test.loadData()and a Static Resource to load a standard price book.
- C. Use Test.getStandardPricebookId()to get the standard price book ID.
- D. Use @IsTest(SeeAllData=true)and delete the existing standard price book.
Answer: C
Explanation:
Explanation/Reference:
NEW QUESTION 146
A developer is creating a test coverage for a class and needs to insert records to validate functionality.
Which method annotation should be used to create records for every method in the test class?
- A. @TestSetup
- B. @PreTest
- C. @isTest(SeeAllData=True)
- D. @BeforeTest
Answer: A
NEW QUESTION 147
Which two statement are acceptable for a developer to use Inside procedural loops?
- A. Delete contactList
- B. Contact con =new contact()
- C. Account a=[select id,name from account where id=:con.accountid limit 1]
- D. Contactlist.remove(i)
Answer: B,D
NEW QUESTION 148
An sObject named Application_c has a lookup relationship to another sObject named Position_c. Both Application _c and Position_c have a picklist field named Status_c.When the Status_c field on Position_c is updated, the Status_c field on Application_c needs to be populated automatically with the same value, and execute a workflow rule on Application_c.How can a developer accomplish this?
- A. By using an Apex trigger with a DML operation.
- B. By changing Application_c.Status_c into a roll -up summary field.
- C. By configuring a cross-object field update with a workflow.
- D. By changing Application_c.Status_c into a formula field.
Answer: A
NEW QUESTION 149
What are two ways a developer can get the status of an enquered job for a class that queueable interface? Choose 2 answers
- A. View the apex status Page
- B. View the apex Jobs page (Missed)
- C. Query the AsyncApexJobe object (Missed)
- D. View the apex flex Queue
Answer: B,C
NEW QUESTION 150
Which two Apex data types can be used to reference a Salesforce record ID dynamically? (Choose two.)
- A. String
- B. sObject
- C. ENUM
- D. External ID
Answer: A,C
NEW QUESTION 151
Which two describe Heroku Redis? Choose 2 answers.
- A. Is provisioned and managed as an add-on.
- B. Is a repository for storing large images.
- C. Is an in-memory key-value data store, run by Heroku.
- D. Is an option for long-term data storage.
Answer: A,C
NEW QUESTION 152
In which three areas can a Lightning component be used in the Lightning Experience? (Choose three.)
- A. Lightning Connect page
- B. Lightning Community Page
- C. Lightning Report page
- D. Lightning Record Page
- E. Lightning Home page
Answer: B,D,E
Explanation:
Explanation
NEW QUESTION 153
A developer uses a Test Setup method to create an Account named 'Test'. The first test method deletes the Account record. What must be done in the second test method to use the Account?
- A. Use SELECT Id from Account where Name='Test'
- B. The Account cannot be used in the second test method
- C. Restore the Account using an undeleted statement
- D. Call the Test Setup method at the start of the test
Answer: A
NEW QUESTION 154
Which is a valid Apex assignment?
- A. Integer x =5.0;
- B. Double x =5;
- C. Float x =5.0;
- D. Integer x=5*1.0;
Answer: B
NEW QUESTION 155
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. What 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 database methods with all or none set to FALSE.
- C. Use the finally block within the unit test to populate the exception.
- D. Use Test.isRunningTest() within the customer controller.
Answer: A
NEW QUESTION 156
A Visualforce page has a standard controller for an object that has a lookup relationship to a parent object. How can a developer display data from the parent record on the page?
- A. By using SOQL on the Visualforce page to query for data from the parent record.
- B. By adding a second standard controller to the page for the parent record.
- C. By using a roll-up formula field on the child record to include data from the parent record.
- D. By using merge field syntax to retrieve data from the parent record.
Answer: D
NEW QUESTION 157
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