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Salesforce Plat-Dev-201 Exam Syllabus Topics:
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NEW QUESTION # 118
A developer is implementing an Apex class for a financial system. Within the class, the variables
`creditAmount' and `debtAmount' should not be able to change once a value is assigned. In which two ways can the developer declare the variables to ensure their value can only be assigned one time? Choose 2 answers
- A. Use the final keyword and assign its value when declaring the variable.
- B. Use the static keyword and assign its value in a static initializer.
- C. Use the static keyword and assign its value in the class constructor.
- D. Use the final keyword and assign its value in the class constructor.
Answer: A,D
NEW QUESTION # 119
How many Accounts will be inserted by the following block of code?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION # 120
Universal Container wants Opportunities to no longer be editable when itreaches the Closed/Won stage. Which two strategies can a developer use to accomplish this? Choose2 answer
- A. Use an after-save flow.
- B. Use the Process Automation settings.
- C. Use a validation
- D. Use a trigger
Answer: C,D
NEW QUESTION # 121
A developer is tasked with building a custom Lightning web component to collect Contact information.
The form will be shared among many different types of users in the org. There are security requirements that only certain fields should be edited and viewed by certain groups of users.
What should the developer use in their Lightning Web Component to support the security requirements?
- A. lightning-input-field
- B. aura-input-field
- C. ui-input-field
- D. force-input-field
Answer: D
NEW QUESTION # 122
How should a developer write unit tests for a private method in an Apex class?
- A. Use the TestVisible annotation.
- B. Mark the Apex class as global.
- C. Add a test method in the Apex class.
- D. Use the SeeAllData annotation.
Answer: A
NEW QUESTION # 123
Since Aura application events follow the traditional publish-subscribe model, which method is used to fire an event?
- A. ernit()
- B. fireEvent()
- C. registerEvent()
- D. fire()
Answer: D
NEW QUESTION # 124
A primaryid_c custom field exists on the candidate_c custom object. The filed is used to store each candidate's id number and is marked as Unique in the schema definition. As part of a data enrichment process. Universal Containers has a CSV file that contains updated data for all candidates in the system, the file contains each Candidate's primary id as a data point. Universal Containers wants to upload this information into Salesforce, while ensuring all data rows are correctly mapped to a candidate in the system.
Which technique should the developer implement to streamline the data upload?
- A. Create a before Insert trigger to correctly map the records.
- B. Upload the CSV into a custom object related to Candidate_c.
- C. Update the primaryid__c field definition to mark it as an External Id
- D. Create a Process Builder on the Candidate_c object to map the records.
Answer: C
NEW QUESTION # 125
The Account object in an organization has a master detail relationship to a child object called Branch.
The following automations exist:
- Rollup summary fields
- Custom validation rules
- Duplicate rules
A developer created a trigger on the Account object.
What two things should the developer consider while testing the trigger code? Choose 2 answers
- A. Rollup summary fields can cause the parent record to go through Save.
- B. The trigger may fire multiple times during a transaction.
- C. The validation rules will cause the trigger to fire again.
- D. Duplicate rules are executed once all DML operations commit to the database.
Answer: A,B
NEW QUESTION # 126
A company wants to implement a new call center process for handling customer service calls. It requires service reps to ask for the caller's account number before proceeding with the rest of their call script.
Following best practices, what is the optimal approach to satisfy this requirmrnt?
- A. Flow Builder
- B. Apex trigger
- C. Approvals
- D. Einstein Next Best Action
Answer: A
NEW QUESTION # 127
What are three ways for 2 developer to execute tests in an org? Choose 3 answers
- A. Bulk API
- B. Metadata APT
- C. Setup Menu
- D. SalesforceDX
- E. Tooling API
Answer: C,D,E
NEW QUESTION # 128
Which Apex class contains methods to return the amount of resources that have been used for a particular governor, such as the number of DML statements?
- A. Messaging
- B. Exception
- C. Limits
- D. OrgLimits
Answer: C
NEW QUESTION # 129
A developer must create a DrawList class that provides capabilities defined in the Sortable and Drawable interfaces. public interface Sortable { void sort(); } public interface Drawable { void draw(); } Which is the correct implementation?
- A. Public class DrawList extends Sortable, extends Sortable, extends Drawable { public void sort()
{ /*implementation*/ }
public void draw() { /* implementation */} - B. Public class DrawList extends Sortable, Drawable {
public void sort() { /*implementation*/}
public void draw() { /*implementation*/}
} - C. Public class DrawList implements Sortable, Implements Drawable { public void sort()
{ /*implementation*/}
public void draw() { /*implementation*/}
] - D. Public class DrawList implements Sortable, Drawable { public void sort() { /*implementation*/} public void draw() { /*implementation*/}
}
Answer: D
NEW QUESTION # 130
As part of a data cleanup strategy, AW Computing wants to proactively delete associated opportunity records when the related Account is deleted.
Which automation tool should be used to meet this business requirement?
- A. Record-Triggered Flow
- B. Scheduled job
- C. Process Builder
- D. Workflow Rules
Answer: A
NEW QUESTION # 131
Universal Containers has a Visualforce page that displays a table of every Container__c being rented by a given Account. Recently this page is failing with a view state limit because some of the customers rent over 10,000 containers. What should a developer change about the Visualforce page to help with the page load errors?
- A. Implement pagination with a StandardSetController.
- B. Implement pagination with an OffaetController.
- C. Use lazy loading and a transient List variable.
- D. Use JavaScript remotlng with SOQL Offset.
Answer: A
NEW QUESTION # 132
What does the Lightning Component framework provide to developers?
- A. Extended governor limits for applications
- B. Support for Classic and Lightning UIS.
- C. Templates to create custom components.
- D. Prebuilt component that can be reused.
Answer: D
NEW QUESTION # 133
The values 'High', 'Medium', and 'Low' are Identified as common values for multiple picklist across different object. What is an approach a developer can take to streamline maintenance of the picklist and their values, while also restricting the values to the ones mentioned above?
- A. Create the Picklist on each and add a validation rule to ensure data integrity.
- B. Create the Picklist on each object and select "Restrict picklist to the values defined in the value set".
- C. Create the Picklist on each object as a required field and select "Display values alphabeticaly, not in the order entered".
- D. Create the Picklist on each object and use a Global Picklist Value Set containing the Values.
Answer: D
NEW QUESTION # 134
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. @BeforeTest
- B. @PreTest
- C. @TestSetup
- D. @isTest(SeeAllData=True)
Answer: C
NEW QUESTION # 135
Which annotation should a developer use on an Apex method to make it available to be wired to a property in a Lightning web component?
- A. @RemoteAction(|cacheable=true)
- B. @AureEnabled
- C. @AureEnabled (cacheable=true)
- D. @RemoteAction
Answer: C
NEW QUESTION # 136
A developer must implement a CheckPaymentProcessor class that provides check processing payment capabilities that adhere to what defined for payments in the PaymentProcessor interface.
public interface PaymentProcessor { void pay(Decimal amount); }
Which is the correct implementation to use the PaymentProcessor interface class?
- A. Public class CheckPaymentProcessor extends PaymentProcessor { public void pay(Decimal amount) {}
} - B. Public class CheckPaymentProcessor extends PaymentProcessor { public void pay(Decimal amount);
} - C. Public class CheckPaymentProcessor implements PaymentProcessor { public void pay(Decimal amount);
} - D. Public class CheckPaymentProcessor implements PaymentProcessor { public void pay(Decimal amount) {}
}
Answer: C
NEW QUESTION # 137
A software company uses the following objects and relationships:
- Case: to handle customer support issues
- Defect_c: a custom object to represent known issues with the company's software
- case_Defect__c: a junction object between Case and Defector to represent that a defect Is a customer issue What should be done to share a specific Case-Defect_c record with a user?
- A. Share the parent Case record.
- B. Share the Case_Defect_c record.
- C. Share the parent Defect_c record.
- D. Share the parent Case and Defect_c records.
Answer: D
NEW QUESTION # 138
Universal Containers wants to back up all of the data and attachments in its Salesforce org once month. Which approach should a developer use to meet this requirement?
- A. Use the Data Loader command line.
- B. Schedule a report.
- C. Define a Data Export scheduled job.
- D. Create a Schedulable Apex class.
Answer: C
Explanation:
Scheduling a Data Export job is the best way to back up all the data and attachments in a Salesforce org once a month. The Data Export job can be scheduled to run at a certain frequency so that the data can be backed up on a regular basis. This makes it easy to restore the data in case of any emergency.
NEW QUESTION # 139
Which Lightning Web Component custom event property settings enable the event to bubble up the containment hierarchy and cross the Shadow DOM boundary?
- A. bubbles: false, composed: false
- B. bubbles: true, composed: true
- C. bubbles: tnje, composed: false
- D. bubbles: false, composed: true
Answer: B
NEW QUESTION # 140
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