What properties does the `@wire` service return when querying for data?

Prepare for the Salesforce JavaScript Developer I Certification Exam. Utilize interactive quizzes, flashcards, and detailed explanations for each question. Boost your confidence and ace your exam effortlessly!

The @wire service in Salesforce is a reactive mechanism used to read data from Salesforce and communicate with Apex, other Lightning web components, or Salesforce APIs. When you use the @wire service to query for data, it returns an object containing the data and error properties.

The data property holds the response from the backend, which can be a record, a list of records, or some other data format you expect based on your query. If the query is successful and the data is fetched without issues, this property is populated with the relevant information. Conversely, if there is an issue with the query, such as a lack of permissions or an incorrect query format, the error property will contain the information about that error. This structure allows developers to easily manage the state of the component during data transactions.

The other choices do not accurately describe the behavior of the @wire service. For example, the notion that it returns a promise is inaccurate because @wire is async in nature but abstracts this complexity, providing the data directly in a more reactive style via the reactive properties. Additionally, it does not return a direct reference to the Salesforce object or a list of available API methods, but instead

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