A developer is building a Lightning component that needs to communicate with another component on the same page. The developer plans to use a custom event. Where should the event be defined so it can be used by both components?

In the .design file of the second component.

In the .cmp file of the first component.

As a separate event resource in the bundle.

Which resource in a Lightning component bundle is best suited for storing a utility function that is used by multiple controller actions?

The client-side controller file

In a Lightning component, which resource is responsible for responding to events such as button clicks?

The client-side controller JavaScript file

The .auradoc documentation file

A developer is creating a new Lightning component that will display a list of records. The component needs to have a button that, when clicked, shows a toast message. Which file in the component bundle defines the button's placement and the toast message's text?

The controller JavaScript file.

A developer is building a Lightning component that needs to display a custom logo in the header. The logo is a simple vector graphic that should scale cleanly on different screen sizes. Which resource should be added to the component bundle to achieve this?

A .design file that references an external image URL.

A .auradoc file with the logo embedded as a base64 string.

A .svg file containing the vector graphic.

A .css file that draws the logo using border-radius properties.

SalesforceCertified Platform Developer I

Domain 4Objective 5

Describe the Resources That Can Be Contained in a Lightning Component. PLATFORM-DEVELOPER-I Practice Questions (Page 2)

Part of the USER INTERFACE domain, which accounts for 10% of the PLATFORM-DEVELOPER-I exam.

25questions here

5free pages

9concepts

10%of the exam

Questions 6–10

6application · medium
A developer is building a Lightning component that needs to communicate with another component on the same page. The developer plans to use a custom event. Where should the event be defined so it can be used by both components?
Select an answer first
7foundation · easy
Which resource in a Lightning component bundle is best suited for storing a utility function that is used by multiple controller actions?
Select an answer first
8foundation · easy
In a Lightning component, which resource is responsible for responding to events such as button clicks?
Select an answer first
9application · medium
A developer is creating a new Lightning component that will display a list of records. The component needs to have a button that, when clicked, shows a toast message. Which file in the component bundle defines the button's placement and the toast message's text?
Select an answer first
10application · medium
A developer is building a Lightning component that needs to display a custom logo in the header. The logo is a simple vector graphic that should scale cleanly on different screen sizes. Which resource should be added to the component bundle to achieve this?
Select an answer first

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