최신 TVB-450 무료덤프 - Salesforce Trailhead Virtual Bootcamp for Platform Developer I

문제1

Universal Container uses Service Cloud with a custom field, stage_c, on the Case object.
Management wants to send a follow-up email reminder 6 hours after the stage_c field is set to '';Waiting on customer'' The .... Administrator wants to ensure the solution used is bulk safe.
Which two automation tools should a developer recommend to meet these business requirements?
Choose 2 answers

A. Record_Triggered Flow

B. Einstein Next Best Action

C. Scheduled Flow

D. Process Builder

정답: A,C

문제2

A developer creates a new Apex trigger with a helper class, and writes a test class that only exercises 95% coverage of new Apex helper class. Change Set deployment to production fails with the test coverage warning: "Test coverage of selected Apex Trigger is 0%, at least 1% test coverage is required" What should the developer do to successfully deploy the new Apex trigger and helper class?

A. Remove the falling test methods from the test class.

B. Increase the test class coverage on the helper class

C. Run the tests using the 'Run All Tests' method.

D. Create a test class and methods to cover the Apex trigger

정답: A

문제3

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.
What should be built to implement this feature?

A. Account workflow rule

B. Account approval process

C. Account custom trigger

D. Account assignment rule

정답: C

문제4

A custom object Trainer_c has a lookup field to another custom object Gym___c.
Which SOQL query will get the record for the Viridian City gym and it's trainers?

A. SELECT ID FROM Trainer_c WHERE Gym__r.Name - Viridian City Gym'

B. SELECT Id, (SELECT Id FROM Trainers) FROM Gym_C WHERE Name - Viridian City Gym'

C. SELECT Id, (SELECT Id FROM Trainer_c) FROM Gym_c WHERE Name - Viridian City Gym'

D. SELECT Id, (SELECT Id FROM Trainers) FROM Gym_C WHERE Name . Viridian City Gym'

정답: D

문제5

A developer created a child Lightning web component nested inside a parent Lightning web component, parent component needs to pass a string value to the child component.
In which two ways can this be accomplished?
Choose 2 answers

A. The parent component can use a custom event to pass the data to the child component,

B. The parent component can invoke a method in the child component

C. The parent component can use the Apex controller class to send data to the child component.

D. The parent component can use a public property to pass the data to the child component.

정답: A,D

문제6

Which aspect of Apex programming is limited due to multitenancy?

A. The number of methods in an Apex Class

B. The number of records processed in a loop

C. The number of active Apex classes

D. The number of records returned from database queries

정답: D

문제7

A developer has a 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. String.ValueOf(ApexPages.currentPage() .getParameters() .get('url_param'))

B. String.escapeSingleQuotes(ApexPages.currentPage() .getParameters(). get('url_param'))

C. ApexPages.currentPage() .getParameters() .get('url_param') .escapeHtml4()

D. ApexPages.currentPage() .getParameters() .get('url_param')

정답: C

문제8

Which three statements are true regarding custom exceptions in Apex? (Choose three.)

A. A custom exception class can extend other classes besides the Exception class.

B. A custom exception class can implement one or many interfaces.

C. A custom exception class must extend the system Exception class.

D. A custom exception class cannot contain member variables or methods.

E. A custom exception class name must end with "Exception".

정답: A,B,E

문제9

A developer Is Integrating with a legacy on-premise SQL database.
What should the developer use to ensure the data being Integrated is matched to the right records in Salesforce?

A. Formula field

B. External ID field

C. External Object

D. Lookup field

정답: B

문제10

An Apex method, getAccounts, that returns a list of Accounts given a searchTern, is available for Lightning Web Components to use.
What is the correct definition of a Lightning Web Component property that uses the getAccounts method?
A)

B)

C)

D)

A. Option D

B. Option C

C. Option B

D. Option A

정답: B

문제11

A developer has the following requirements:
* Calculate the total amount on an Order.
* Calculate the line amount for each Line Item based on quantity selected and price.
* Move Line Items to a different Order if a Line Item is not in stock.
Which relationship implementation supports these requirements on its own7

A. Order has a re-parentable lookup field to Line Item.

B. Line Item has a re-parentable master-detail field to Order.

C. Line Item has a re-parentable lookup field to Order.

D. Order has a re-parentable master-detail field to Line Item.

정답: B

최신 TVB-450 무료덤프 - Salesforce Trailhead Virtual Bootcamp for Platform Developer I

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