A Review Of Free CRT-450 Exam Prep

NEW QUESTION 1
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. For (init_stmt, exit_condition; increment_stmt) { }
• B. Do { } While (Condition)
• C. For (variable : list_or_set) { }
• D. While (Condition) { ... }

Answer: C

NEW QUESTION 2
A company has a custom object named Warehouse. Each Warehouse record has a distinct record owner, and is related to a parent Account in Salesforce.Which kind of relationship would a developer use to relate the Account to the Warehouse?

• A. One -to -Many
• B. Lookup
• C. Master -Detail
• D. Parent -Child

Answer: B

NEW QUESTION 3
Which trigger event allows a developer to update fields in the Trigger.new list without using an additional DML statement?Choose 2 answers

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

Answer: AB

NEW QUESTION 4
What is a valid way of loading external JavaScript files into a Visualforce page? (Choose 2) A. Using an (apex:includeScript)* tag. >

• A. Using an (apex:define)* tag.
• B. Using a (link)* tag.
• C. Using a (script)* ta

Answer: AD

NEW QUESTION 5
A developer created a Lightning component to display a short text summary for an object and wants to use it with multiple Apex classes.
How should the developer design the Apex classes?

• A. Have each class define method getObject() that returns the sObject that is controlled by the Apex class.
• B. Extend each class from the same base class that has a method getTextSummary() that returns the summary.
• C. Have each class implement an interface that defines method getTextSummary() that returns the summary.
• D. Have each class define method getTextSummary() that returns the summar

Answer: C

NEW QUESTION 6
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 Extensio

Answer: D

NEW QUESTION 7
Which requirement needs to be implemented by using standard workflow instead of Process Builder? Choose 2 answers

• A. Create activities at multiple intervals.
• B. Send an outbound message without Apex code.
• C. Copy an account address to its contacts.
• D. Submit a contract for approva

Answer: BC

NEW QUESTION 8
For which three items can a trace flag be configured? (Choose three.)

• A. Apex Trigger
• B. Apex Class
• C. Process Builder
• D. User
• E. Visualforce

Answer: ABD

NEW QUESTION 9
A developer has a single custom controller class that works with a Visualforce Wizard to support creating and editing multiple sObjects. The wizard accepts data from user inputs across multiple Visualforce pages and from a parameter on
the initial URLWhich statement is unnecessary inside the unit test for the custom controller?

• A. Public ExtendedController (ApexPages.StandardController cntrl) { }
• B. ApexPages.currentPage().getParameters().put('input', 'TestValue')
• C. Test.setCurrentPage(pageRef),
• D. String nextPage = controller.save().getUrl();

Answer: AD

NEW QUESTION 10
A platform developer at Universal Containers needs to create a custom button for the Account object that, when clicked, will perform a series of calculations and redirect the user to a custom Visualforce page.
Which three attributes need to be defined with values in the <apex:page> tag to accomplish this? (Choose three.)

• A. action
• B. renderAs
• C. standardController
• D. readOnly
• E. extensions

Answer: ABC

NEW QUESTION 11
A Platform Developer needs to write an Apex method that will only perform an action if a record is assigned to a specific Record Type.
Which two options allow the developer to dynamically determine the ID of the required Record Type by its name? (Choose two.)

• A. Make an outbound web services call to the SOAP API.
• B. Hardcode the ID as a constant in an Apex class.
• C. Use the getRecordTypeInfosByName() method in the DescribeSObjectResult class.
• D. Execute a SOQL query on the RecordType objec

Answer: CD

NEW QUESTION 12
A developer in a Salesforce org with 100 Accounts executes the following code using the Developer console: Account myAccount = new Account(Name = 'MyAccount');Insert myAccount;For (Integer x = 0; x < 250; x++)
{Account newAccount = new Account (Name='MyAccount' + x);try {Insert newAccount;}catch (Exception ex)
{System.debug (ex) ;}}insert new Account (Name='myAccount'); How many accounts are in the org after this code is run?

• A. 101
• B. 100
• C. 102
• D. 252

Answer: B

NEW QUESTION 13
A user selects a value from a multi-select picklist. How is this selected value represented in Apex?

• A. As a string ending with a comma
• B. As a string
• C. As a list< String > with one element
• D. As a set< string > with one element

Answer: B

NEW QUESTION 14
In the Lightning Component framework, where is client-side controller logic contained?

• A. Apex
• B. Visualforce
• C. HTML
• D. JavaScript

Answer: D

NEW QUESTION 15
A developer needs to know if all tests currently pass in a Salesforce environment. Which feature can the developer use? (Choose 2)

• A. ANT Migration Tool
• B. Workbench Metadata Retrieval
• C. Salesforce UI Apex Test Execution
• D. Developer Console

Answer: CD

NEW QUESTION 16
A developer needs to write a method that searches for a phone number that could be on multiple object types. Which method should the developer use to accomplish this task?

• A. SOQL Query that includes ALL ROWS
• B. SOQL query on each object
• C. SOSL Query that includes ALL ROWS
• D. SOSL query on each object

Answer: C

NEW QUESTION 17
A developer has a unit test that is failing. To identify the issue, the developer copies the code inside the test method and executes it via the Execute Anonymous Apex Tool. The code then executes without failing. Why did the unit test failed, but not the Execute Anonymous?

• A. The test method has a syntax error in the code.
• B. The test method relies on existing data in the database
• C. The test method use a try/catch block
• D. The test method calls an @future metho

Answer: B

NEW QUESTION 18
When viewing a Quote, the sales representative wants to easily see how many discounted items are included in the Quote Line Items.
What should a developer do to meet this requirement?

• A. Create a trigger on the Quote object that queries the Quantity field on discounted Quote Line Items.
• B. Create a Workflow Rule on the Quote Line Item object that updates a field on the parent Quote when the item is discounted.
• C. Create a roll-up summary field on the Quote object that performs a SUM on the quote Line Item Quantity field, filtered for only discounted Quote Line Items.
• D. Create a formula field on the Quote object that performs a SUM on the Quote Line Item Quantity field, filtered for only discounted Quote Line Items.

Answer: C

NEW QUESTION 19
What are the supported content sources for custom buttons and links? (Choose 2 Answers)

• A. VisualForce Page.
• B. Static Resource.
• C. URL.
• D. Chatter File.
• E. Lightning Pag

Answer: AC

NEW QUESTION 20
Which approach should a developer take to automatically add a “Maintenance Plan” to each Opportunity that includes an “Annual Subscription” when an opportunity is closed?

• A. Build a OpportunityLineItem trigger that adds a PriceBookEntry record.
• B. Build an OpportunityLineItem trigger to add an OpportunityLineItem record.
• C. Build an Opportunity trigger that adds a PriceBookEntry record.
• D. Build an Opportunity trigger that adds an OpportunityLineItem recor

Answer: D

NEW QUESTION 21
How would a developer change the field type of a custom field on the Account object from string to an integer?

• A. Make the changes in the developer console, and then the change will automatically be reflected in the Apex code.
• B. Mate the change in the declarative UI, then update the field type to an integer field in the Apex code.
• C. Make the change in the declarative UI, an then the change will automatically be reflected in the Apex code.
• D. Remove all references in the code, make the change in the declarative UI, and restore the references with the new typ

Answer: D

NEW QUESTION 22
Which declarative method helps ensure quality data? (Choose 3)

• A. Validation Rules
• B. Workflow alerts
• C. Exception Handling
• D. Lookup Filters
• E. Page Layouts

Answer: ADE

NEW QUESTION 23
A developer writes a SOQL query to find child records for a specific parent. How many levels can be returned in a single query?

• A. 1
• B. 7
• C. 5
• D. 3

Answer: C

NEW QUESTION 24
What is a capability of the Developer Console?

• A. Execute Anonymous Apex code, Create/Edit code, view Debug Logs.
• B. Execute Anonymous Apex code, Run REST API, create/Edit code.
• C. Execute Anonymous Apex code, Create/Edit code, Deploy code changes.
• D. Execute Anonymous Apex code, Run REST API, deploy code change

Answer: A

NEW QUESTION 25
What is a benefit of the Lightning Component framework?Choose 3 answers

• A. It uses client-side Apex controllers for logic.
• B. It uses a traditional publish-subscribe model.
• C. It uses an event-driven architecture
• D. It uses an MVC architectural design pattern.
• E. It uses server-side JavaScript controller for logic.

Answer: BCD

NEW QUESTION 26
What is a characteristic of the Lightning Component Framework? Choose 2 answers:

• A. It has an event-driven architecture.
• B. It works with existing Visualforce pages.
• C. It includes responsive components.
• D. It uses XML as its data forma

Answer: AC

NEW QUESTION 27
A developer needs to confirm that an Account trigger is working correctly without changing the organization’s data.What would the developer do to test the Account trigger?

• A. Use the Test menu on the developer Console to run all test classes for the account trigger.
• B. Use the New button on the Salesforce Accounts Tab to create a new Account record.
• C. Use the Open Execute Anonymous feature on the Developer Console to run an ‘insert Account’ DML statement.
• D. Use Deply from the Force.com IDE to deploy an ‘insert Account’ Apex clas

Answer: A

NEW QUESTION 28
......