CRT-450 Exam Questions - Online Test


CRT-450 Premium VCE File

Learn More 100% Pass Guarantee - Dumps Verified - Instant Download
150 Lectures, 20 Hours

certleader.com

Cause all that matters here is passing the Salesforce CRT-450 exam. Cause all that you need is a high score of CRT-450 Salesforce Certified Platform Developer I (SU18) exam. The only one thing you need to do is downloading Passleader CRT-450 exam study guides now. We will not let you down with our money-back guarantee.

Online Salesforce CRT-450 free dumps demo Below:

NEW QUESTION 1
What is the return data type when ApexPages.currentPage().getParameters() is used to retrieve URL parameters from a visualforce controller?

  • A. Map
  • B. List
  • C. Enum
  • D. String[]

Answer: A

NEW QUESTION 2
Which two number expressions evaluate correctly? (Choose two.)

  • A. Double d = 3.14159;
  • B. Integer I = 3.14159;
  • C. Decimal d = 3.14159;
  • D. Long l = 3.14159;

Answer: AC

NEW QUESTION 3
Before putting an app into production, which step should be taken?

  • A. Run the production check feature via the web interface
  • B. Switch to a production database
  • C. Insure that you have installed a performance introspection add-on
  • D. Scale your dynos

Answer: A

NEW QUESTION 4
What is the result of the debug statements in testMethod3 when you create test data using testSetup in below code?
CRT-450 dumps exhibit

  • A. Account0.Phone=333-8781, Account1.Phone=333-8780
  • B. Account0.Phone=888-1515, Account1.Phone=999-2525
  • C. Account0.Phone=333-8780, Account1.Phone=333-8781
  • D. Account0.Phone=888-1515, Account1.Phone=999-1515

Answer: C

NEW QUESTION 5
A developer wants to override a button using Visualforce on an object. What is the requirement?

  • A. The controller or extension must have a PageReference method.
  • B. The standardController attribute must be set to the object.
  • C. The action attribute must be set to a controller method.
  • D. The object record must be instantiated in a controller or extensio

Answer: B

NEW QUESTION 6
Which tool allows a developer to send requests to the Salesforce REST APIs and view the responses?

  • A. REST resource path URL
  • B. Workbench REST Explorer
  • C. Developer Console REST tab
  • D. Force.com IDE REST Explorer tab

Answer: B

NEW QUESTION 7
In which order does Salesforce execute events upon saving a record?

  • A. Before Triggers; Validation Rules; After Triggers; Assignment Rules; Workflow Rules; Commit
  • B. Validation Rules; Before Triggers; After Triggers; Workflow Rules; Assignment Rules; Commit
  • C. Before Triggers; Validation Rules; After Triggers; Workflow Rules; Assignment Rules; Commit
  • D. Validation Rules; Before Triggers; After Triggers; Assignment Rules; Workflow Rules; Commit

Answer: A

NEW QUESTION 8
How can a developer determine, from the DescribeSObjectResult, if the current user will be able to create records for an object in Apex?

  • A. By using the isInsertable() method.
  • B. By using the isCreatable() method.
  • C. By using the hasAccess() method.
  • D. By using the canCreate() metho

Answer: B

NEW QUESTION 9
When can a developer use a custom Visualforce page in a Force.com application? (Choose 2)

  • A. To generate a PDF document with application data
  • B. To create components for dashboards and layouts
  • C. To deploy components between two organizations
  • D. To modify the page layout settings for a custom object

Answer: AB

NEW QUESTION 10
A custom exception "RecordNotFoundException" is defined by the following code of block.public class RecordNotFoundException extends Exception()which statement can a developer use to throw a custom exception?choose 2 answers

  • A. Throw new RecordNotFoundException("problem occured");
  • B. Throw new RecordNotFoundException();
  • C. throw RecordNotFoundException("problem occured");
  • D. Throw RecordNotFoundException();

Answer: AB

NEW QUESTION 11
A developer needs to test an Invoicing system integration. After reviewing the number of transactions required for the test, the developer estimates that the test data will total about 2 GB of data storage. Production data is not required for the integration testing.
Which two environments meet the requirements for testing? (Choose two.)

  • A. Developer Sandbox
  • B. Full Sandbox
  • C. Developer Edition
  • D. Partial Sandbox
  • E. Developer Pro Sandbox

Answer: BD

NEW QUESTION 12
Which three declarative fields are correctly mapped to variable types in Apex? (Choose three.)

  • A. Number maps to Decimal.
  • B. Number maps to Integer.
  • C. TextArea maps to List of type String.
  • D. Date/Time maps to Dateline.
  • E. Checkbox maps to Boolea

Answer: ADE

NEW QUESTION 13
A developer needs to display all of the available fields for an object.
In which two ways can the developer retrieve the available fields if the variable myObject represents the name of the object? (Choose two.)

  • A. Use myObject.sObjectType.getDescribe().fieldSet() to return a set of fields.
  • B. Use mySObject.myObject.fields.getMap() to return a map of fields.
  • C. Use Schema.describeSObjects(new String[]{myObject})[0].fields.getMap() to return a map of fields.
  • D. Use getGlobalDescribe().get(myObject).getDescribe().fields.getMap() to return a map of field

Answer: BC

NEW QUESTION 14
Where can a developer identify the time taken by each process in a transaction using Developer Console log inspector?

  • A. Performance Tree tab under Stack Tree panel
  • B. Execution Tree tab under Stack Tree panel
  • C. Timeline tab under Execution Overview panel
  • D. Save Order tab under Execution Overview panel

Answer: C

NEW QUESTION 15
Which actions can a developer perform using the Schema Builder?Choose 2 answers

  • A. Create a custom field and automatically add it to an existing page layout.
  • B. Create a view containing only standard and system objects.
  • C. Create a custom object and define a lookup relationship on that object
  • D. Create a view of objects and relationships without fields

Answer: BC

NEW QUESTION 16
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 hour

Answer: CD

NEW QUESTION 17
Which approach should a developer use to add pagination to a Visualforce page?

  • A. A StandardController
  • B. The Action attribute for a page
  • C. The extensions attribute for a page
  • D. A StandardSetController

Answer: D

NEW QUESTION 18
Which three tools can deploy metadata to production? (Choose three.)

  • A. Change Set from Developer Org
  • B. Force.com IDE
  • C. Data Loader
  • D. Change Set from Sandbox
  • E. Metadata API

Answer: ADE

NEW QUESTION 19
What is a capability of formula fields? (Choose 3)

  • A. Generate a link using the HYPERLINK function to a specific record in a legacy system.
  • B. Display the previous values for a field using the PRIORVALUE function.
  • C. Return and display a field value from another object using the VLOOKUP function.
  • D. Determine if a datetime field has passed using the NOW function.
  • E. Determine which of three different images to display using the IF functio

Answer: ADE

NEW QUESTION 20
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 21
A developer creates a custom controller and custom Visualforce page by using the following code block:public class myController {public String myString;public String getMyString() {return 'getmyString';}public String getStringMethod1() {return myString;}public String getStringMethod2() {if (myString == null)myString = 'Method2';return myString;}}{!myString}, {!StringMethod1}, {!StringMethod2}, {!myString}What does the user see when accessing the custom page?

  • A. GetMyString , , Method2 , getMystring
  • B. , , Method2 , getMyString
  • C. , , Method2,
  • D. GetMyString , , ,

Answer: A

NEW QUESTION 22
A developer is asked to create a PDF quote document formatted using the company’s branding guidelines, and automatically save it to the Opportunity record.
Which two ways should a developer create this functionality? (Choose two.)

  • A. Install an application from the AppExchange to generate documents.
  • B. Create a Visualforce page with custom styling.
  • C. Create an email template and use it in Process Builder.
  • D. Create a visual flow that implements the company’s formattin

Answer: AB

NEW QUESTION 23
A developer wants to create a custom object to track Customer Invoices.How should Invoices and Accounts be related to ensure that all Invoices are visible to everyone with access to an Account?

  • A. The Account should have a Master-Detail relationship to the Invoice.
  • B. The Invoice should have a Master-Detail relationship to the Account
  • C. The Account should have a Lookup relationship to the Invoice
  • D. The Invoice should have a Lookup relationship to the Account Previous

Answer: B

NEW QUESTION 24
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 25
What is a good practice for a developer to follow when writing a trigger? (Choose 2)

  • A. Using @future methods to perform DML operations.
  • B. Using the Map data structure to hold query results by ID.
  • C. Using the Set data structure to ensure distinct records.
  • D. Using synchronous callouts to call external system

Answer: BC

NEW QUESTION 26
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 27
Which code segment can be used to control when the dowork() method is called?

  • A. For (Trigger.isRunning t: Trigger.new) { dowork(); }
  • B. If(Trigger.isRunning) dowork();
  • C. For (Trigger.isInsert t: Trigger.new) { dowork(); }
  • D. If(Trigger.isInsert) dowork();

Answer: D

NEW QUESTION 28
A developer encounters APEX heap limit errors in a trigger.
Which two methods should the developer use to avoid this error? (Choose two.)

  • A. Use the transient keyword when declaring variables.
  • B. Query and store fields from the related object in a collection when updating related objects.
  • C. Remove or set collections to null after use.
  • D. Use SOQL for loops instead of assigning large queries results to a single collection and looping through the collectio

Answer: AD

NEW QUESTION 29
When creating a record with a Quick Action, what is the easiest way to post a feed item?

  • A. By selecting create feed item on the quick action.
  • B. By adding a trigger on the new record.
  • C. By adding a workflow rule on the new record.
  • D. By selecting create case feed on the new recor

Answer: A

NEW QUESTION 30
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 changing Application_c.Status_c into a roll -up summary field.
  • B. By changing Application_c.Status_c into a formula field.
  • C. By using an Apex trigger with a DML operation.
  • D. By configuring a cross-object field update with a workflo

Answer: C

NEW QUESTION 31
......

P.S. Certshared now are offering 100% pass ensure CRT-450 dumps! All CRT-450 exam questions have been updated with correct answers: https://www.certshared.com/exam/CRT-450/ (211 New Questions)