CRT-450 Dump Free – 50 Practice Questions to Sharpen Your Exam Readiness.
Looking for a reliable way to prepare for your CRT-450 certification? Our CRT-450 Dump Free includes 50 exam-style practice questions designed to reflect real test scenarios—helping you study smarter and pass with confidence.
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Below, you will find 50 free questions from our CRT-450 Dump Free collection. These cover key topics and are structured to simulate the difficulty level of the real exam, making them a valuable tool for review or final prep.
A developer is tasked to perform a security review of the ContactSearch Apex class that exists in the system. Within the class, the developer identifies the following method as a security threat:What are two ways the developer can update the method to prevent a SOQL injection attack? (Choose two.)
A. Use the @ReadOnly annotation and the with sharing keyword on the class.
B. Use the escapeSingleQuotes method to sanitize the parameter before its use.
C. Use a regular expression expression on the parameter to remove special characters.
D. Use variable binding and replace the dynamic query with a static SOQL.
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 collection.
In the Lightning UI, where should a developer look to find information about a Paused Flow Interview?
A. On the Paused Flow Interviews related list for a given record
B. In the system debug log by filtering on Paused Flow Interview
C. In the Paused Interviews section of the Apex Flex Queue
D. On the Paused Flow Interviews component on the Home page
How can a developer warn users of SOQL governor limit violations in a trigger?
A. Use Messaging.SendEmail() to continue the transaction and send an alert to the user after the number of SOQL queries exceeds the limit.
B. Use PageReference.setRedirect() to redirect the user to a custom Visualforce page before the number of SOQL queries exceeds the limit.
C. Use Limits.getQueries() and display an error message before the number of SOQL queries exceeds the limit.
D. Use ApexMessage.Message() to display an error message after the number of SOQL queries exceeds the limit.
When importing and exporting data into Salesforce, which two statements are true? (Choose two.)
A. Bulk API can be used to Import large data volumes in development environments without bypassing the storage limits.
B. Developer and Developer Pro sandboxes have different storage limits.
C. Bulk API can be used to bypass the storage limits when importing large data volumes in development environments.
D. Data import wizard is a client application provided by Salesforce.
A developer needs to find information about @future methods that were invoked. From which system monitoring feature can the developer see this information?
A. Scheduled Jobs
B. Apex Jobs
C. Background Jobs
D. Asynchronous Jobs
A developer can use the debug log to see which three types of information? (Choose three.)
A. HTTP callouts to external systems
B. Database changes
C. Resource usage and limits
D. User login events
E. Actions triggered by time-based workflow
A developer must create a ShippingCalculator class that cannot be instantiated and must include a working default implementation of a calculate method, that sub-classes can override. What is the correct implementation of the ShippingCalculator class? A.B.
C.
D.
Given the following Anonymous Block:What should a developer consider for an environment that has over 10,000 Case records?
A. The transaction will succeed and changes will be committed.
B. The transaction will fail due to exceeding the governor limit.
C. The try/catch block will handle any DML exceptions thrown.
D. The try/catch block will handle exceptions thrown by governor limits.
When a user edits the Postal Code on an Account, a custom Account text field named `Timezone` must be updated based on the values in a PostalCodeToTimezone__c custom object. How should a developer implement this feature?
A. Build an Account Workflow Rule.
B. Build an Account Assignment Rule.
C. Build an Account custom Trigger.
D. Build an Account Approval Process.
If Apex code executes inside the execute() method of an Apex class when implementing the Batchable interface, which two statements are true regarding governor limits? (Choose two.)
A. The Apex governor limits are reset for each iteration of the execute() method.
B. The Apex governor limits cannot be exceeded due to the asynchronous nature of the transaction.
C. The Apex governor limits might be higher due to the asynchronous nature of the transaction.
D. The Apex governor limits are relaxed while calling the constructor of the Apex class.
A method is passed a list of generic sObjects as a parameter. What should the developer do to determine which object type (Account, Lead, or Contact, for example) to cast each sObject?
A. Use the first three characters of the sObject ID to determine the sObject type.
B. Use the getSObjectType method on each generic sObject to retrieve the sObject token.
C. Use the getSObjectName method on the sObject class to get the sObject name.
D. Use a try-catch construct to cast the sObject into one of the three sObject types.
What are two benefits of the Lightning Component framework? (Choose two.)
A. It simplifies complexity when building pages, but not applications.
B. It provides an event-driven architecture for better decoupling between components.
C. It promotes faster development using out-of-box components that are suitable for desktop and mobile devices.
D. It allows faster PDF generation with Lightning components.
When using SalesforceDX, what does a developer need to enable to create and manage scratch orgs?
A. Production
B. Environment Hub
C. Dev Hub
D. Sandbox
What is the result of the following code? Account a = new Account (); Database.insert (a, false);
A. The record will be created and no error will be reported.
B. The record will not be created and no error will be reported.
C. The record will be created and a message will be in the debug log.
D. The record will not be created and an exception will be thrown.
Which two platform features align to the Controller portion of MVC architecture? (Choose two.)
A. Process Builder actions
B. Workflow rules
C. Standard objects
D. Date fields
How many levels of child records can be returned in a single SOQL query from one parent object?
A. 1
B. 3
C. 5
D. 7
What is a benefit of developing applications in a multi-tenant environment?
A. Access to predefined computing resources
B. Enforced best practices for development
C. Unlimited processing power and memory
D. Default out-of-the-box configuration
Which set of roll-up types are available when creating a roll-up summary field?
A. COUNT, SUM, MIN, MAX
B. AVERAGE, SUM, MIN, MAX
C. SUM, MIN, MAX
D. AVRAGE, COUNT, SUM, MIN, MAX
The following code snippet is executed by a Lightning web component in an environment with more than 2,000 lead records:Which governor limit will likely be exceeded within the Apex transaction?
A. Total number of SOQL queries issued
B. Total number of DML statements issued
C. Total number of records processed as a result of DML statements
D. Total number of records retrieved by SOQL queries
A company has a custom object named Region. Each Account in Salesforce can only be related to one Region at a time, but this relationship is optional. Which type of relationship should a developer use to relate an Account to a Region?
A. Parent-Child
B. Hierarchical
C. Lookup
D. Master-Detail
A developer executes the following query in Apex to retrieve a list of contacts for each account: List accounts = [Select ID, Name, (Select ID, Name from Contacts) from Account] ; Which two exceptions may occur when it executes? (Choose two.)
A. CPU limit exception due to the complexity of the query.
B. SOQL query row limit exception due to the number of contacts.
C. SOQL query limit exception due to the number of contacts.
D. SOQL query row limit exception due to the number of accounts.
Which two scenarios require an Apex method to be called imperatively from a Lightning web component? (Choose two.)
A. Calling a method that makes a web service callout
B. Calling a method that is not annotated with cacheable=true
C. Calling a method with the click of a button
D. Calling a method that is external to the main controller for the Lighting web component
A developer has an Apex controller for a Visualforce page that takes an ID as a URL parameter. How should the developer prevent a cross site scripting vulnerability?
A. ApexPages.currentPage().getParameters().get(‘url_param’)
B. String.escapeSingleQuotes(ApexPages.currentPage().getParameters().get(‘url_param’))
C. String.ValueOf(ApexPages.currentPage().getParameters().get(‘url_param’))
D. ApexPages.currentPage().getParameters().get(‘url_param’).escapeHtml4()
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 fields.
What is the order of operations when a record is saved in Salesforce?
A. workflow, process flows, triggers, commit
B. process flows, triggers, workflow, commit
C. triggers, workflow, process flows, commit
D. workflow, triggers, process flows, commit
A developer must provide a custom user interface when users edit a Contact. Users must be able to use the interface in Salesforce Classic and Lightning Experience. What should the developer do to provide the custom user interface?
A. Override the Contact’s Edit button with a Visualforce page in Salesforce Classic and a Lightning component in Lightning Experience.
B. Override the Contact’s Edit button with a Visualforce page in Salesforce Classic and a Lightning page in Lightning Experience.
C. Override the Contact’s Edit button with a Lightning component in Salesforce Classic and a Lightning component in Lightning Experience.
D. Override the Contact’s Edit button with a Lightning page in Salesforce Classic and a Visualforce page in Lightning Experience.
Which two Apex data types can be used to reference a Salesforce record ID dynamically? (Choose two.)
A. ENUM
B. sObject
C. External ID
D. String
Which exception type cannot be caught?
A. LimitException
B. NoAccessException
C. A Custom Exception
D. CalloutException
A developer is creating a Lightning web component to show a list of sales records. The Sales Representative user should be able to see the commission field on each record. The Sales Assistant user should be able to see all fields on the record except the commission field. How should this be enforced so that the component works for both users without showing any errors?
A. Use Lightning Data Service to get the collection of sales records.
B. use WITH SECURITY_ENFORCED in the SOQL that fetches the data for the component.
C. Use Lightning Locker Service to enforce sharing rules and field-level security.
D. Use Security.stripInaccessible to remove fields inaccessible to the current user.
A developer working on a time management application wants to make total hours for each timecard available to application users. A timecard entry has a Master- Detail relationship to a timecard. Which approach should the developer use to accomplish this declaratively?
A. A Visualforce page that calculates the total number of hours for a timecard and displays it on the page
B. A Roll-Up Summary field on the Timecard Object that calculates the total hours from timecard entries for that timecard
C. A Process Builder process that updates a field on the timecard when a timecard entry is created
D. An Apex trigger that uses an Aggregate Query to calculate the hours for a given timecard and stores it in a custom field
Requirements state that a child record is deleted when its parent is deleted, and a child can be moved to a different parent when necessary. Which type of relationship should be built between the parent and child objects in Schema builder to support these requirements?
A. Master-Detail relationship
B. Child relationship
C. Lookup relationship from the parent to the child
D. Lookup relationship from the child to the parent
A custom Visualforce controller calls the ApexPages.addMessage() method, but no messages are rendering on the page. Which component should be added to the Visualforce page to display the message?
A.
B.
C.
D.
A developer has a requirement to create an Order when an Opportunity reaches a 'Closed-Won' status. Which tool should be used to implement this requirement?
A. Lightning Component
B. Apex Trigger
C. Lightning Flow
D. Process Builder
A company has been adding data to Salesforce and has not done a good job of limiting the creation of duplicate Lead records. The developer is considering writing an Apex process to identify duplicates and merge the records together. Which two statements are valid considerations when using merge? (Choose two.)
A. The merge method allows up to three records, including the master and two additional records with the same sObject type, to be merged into the master record.
B. Merge is supported with accounts, contacts, cases, and leads.
C. External ID fields can be used with the merge method.
D. The field values on the master record are overwritten by the records being merged.
How should a developer avoid hitting the governor limits in test methods?
A. Use @TestVisible on methods that create records.
B. Use Test.loadData() to load data from a static resource.
C. Use @IsTest (SeeAllData=true) to use existing data.
D. Use Test.startTest() to reset governor limits.
Which approach should be used to provide test data for a test class?
A. Query for existing records in the database.
B. Execute anonymous code blocks that create data.
C. Use a test data factory class to create test data.
D. Access data in @TestVisible class variables.
A Developer Edition org has five existing accounts. A developer wants to add 10 more accounts for testing purposes. The following code is executed in the Developer Console using the Execute Anonymous window:How many total accounts will be in the org after this code is executed?
A. 5
B. 6
C. 10
D. 15
A developer has a Visualforce page and custom controller to save Account records. The developer wants to display any validation rule violations to the user. How can the developer make sure that validation rule violations are displayed?
A. Add custom controller attributes to display the message.
B. Use a try/catch with a custom exception class.
C. Include on the Visualforce page.
D. Perform the DML using the Database.upsert() method.
A developer needs to join data received from an integration with an external system with parent records in Salesforce. The data set does not contain the Salesforce IDs of the parent records, but it does have a foreign key attribute that can be used to identify the parent. Which action will allow the developer to relate records in the data model without knowing the Salesforce ID?
A. Create and populate a custom field on the parent object marked as Unique.
B. Create a custom field on the child object of type External Relationship.
C. Create and populate a custom field on the parent object marked as an External ID.
D. Create a custom field on the child object of type Foreign Key.
Which standard field is required when creating a new Contact record?
A. LastName
B. Name
C. AccountId
D. FirstName
What should be used to create scratch orgs?
A. Developer Console
B. Salesforce CLI
C. Workbench
D. Sandbox refresh
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
How many Accounts will be inserted by the following block of code?
A. 100
B. 150
C. 0
D. 500
A developer needs to provide a way to mass edit, update, and delete records from a list view. In which two ways can this be accomplished? (Choose two.)
A. Create a new Visualforce page and Apex Controller for the list view that provides mass edit, update, and delete functionality.
B. Download a managed package from the AppExchange that provides customizable Enhanced List Views and buttons.
C. Download an unmanaged package from the AppExchange that provides customizable mass edit, update, and delete functionality.
D. Configure the user interface and enable both inline editing and enhanced lists.
A company has a custom object, Sales_Help_Request__c, that has a Lookup relationship to Opportunity. The Sales_Help_Request__c has a number field, Number_of_Hours__c, that represents the amount of time spent on the Sales_Help_Request__c. A developer is tasked with creating a field, Total_Hours__c, on Opportunity that should be the sum of all of the Number_of_Hours__c values for the Sales_Help_Request__c records related to that Opportunity. What should the developer use to implement this?
A. A roll-up summary field on the Opportunity object
B. A trigger on the Opportunity object
C. A record-triggered flow on the Sales_Help_Request__c object
D. A roll-up summary field on the Sales_Help_Request__c object
Which three web technologies can be integrated into a Visualforce page? (Choose three.)
A. JavaScript
B. CSS
C. Java
D. PHP
E. HTML
The Job_Application__c custom object has a field that is a Master-Detail relationship to the Contact object, where the Contact object is the Master. As part of a feature implementation, a developer needs to retrieve a list containing all Contact records where the related Account Industry is `ËœTechnology' while also retrieving the contact's Job_Application__c records. Based on the object's relationships, what is the most efficient statement to retrieve the list of contacts?
A. [SELECT Id, (SELECT Id FROM Job_Applications_r) FROM Contact WHERE Account.Industry = ‘Technology’];
B. [SELECT Id, (SELECT Id FROM Job_Applications_r) FROM Contact WHERE Accounts.Industry = ‘Technology’];
C. [SELECT Id, (SELECT Id FROM Job_Applications_c) FROM Contact WHERE Accounts.Industry = ‘Technology’];
D. [SELECT Id, (SELECT Id FROM Job_Application_c) FROM Contact WHERE Account.Industry = ‘Technology’];
Universal Containers (UC) processes orders in Salesforce in a custom object, Order__c. They also allow sales reps to upload CSV files with thousands of orders at a time. A developer is tasked with integrating orders placed in Salesforce with UC’s enterprise resource planning (ERP) system. After the status for an Order__c is first set to ‘Placed’, the order information must be sent to a REST endpoint in the ERP system that can process one order at a time. What should the developer implement to accomplish this?
A. Callout from a Queueable class called from a trigger
B. Callout from a Batchable class called from a scheduled job
C. Callout from an @future method called from a trigger
D. Flow with a callout from an invocable method
In the following example, which sharing context myMethod execute when it is invoked? public Class myClass { public void myMethod() { /* implementation */ } }
A. Sharing rules will not be enforced for the running user.
B. Sharing rules will be inherited from the calling context.
C. Sharing rules will be enforced for the running user.
D. Sharing rules will be enforced by the instantiating class.
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