What is the purpose of connectedCallback in a Lightning web component?

• A.It performs actions when a network request is made.
• B.It perform actions when a component makes a call to a Connect APL.
• C.It performs actions when a component is removed from the DOM.
• D.It performs actions when a component is added to the DOM.

Comment: *

Name: *

Email: *

Verification: *

An administrator has just provided a developer with a new org and username. Which two sets of steps can the developer use to authorize the org and begin deploying Lightning web components?
What should a developer do to expose a public property in a Lightning web component?

• A.Decorate the field with @property
• B.Decorate the field with @track
• C.Decorate the field with @public
• D.Decorate the field with @api

Comment: *

Name: *

Email: *

Verification: *

A developer is working on a storefront that needs to use a sophisticated pricing engine hosted as a service outside the org. Assuming security and trusts have been established, which two actions must the developer take?

• A.Make a call to the service
• B.Use External Ohjects
• C.Implement the sfdc_checkout.PriceCalculations
• D.Implement the sfdc_checkout.CartPriceCalculations

Comment: *

Name: *

Email: *

Verification: *

Which tool is used to retrieve and manipulate Salesforce data in a Lightning Web Component?

• A.Aura requests
• B.Wire adapters
• C.Proxy adapters
• D.XHR requests

Comment: *

Name: *

Email: *

Verification: *

A developer has the task to create custom Lightning web components (LWCs). Which two steps must a developer take when creating custom LWCs?

• A.Authorize an org for an SFDX project.
• B.Create an Apex class.
• C.CloneaLW
• D.Deploy a custom component.

Comment: *

Name: *

Email: *

Verification: *