Salesforce Exam Javascript-Developer-I Topic 7 Question 23 Discussion

Actual exam question for Salesforce's Salesforce Certified JavaScript Developer I exam

Question #: 23
Topic #: 7

A developer is wondering whether to use, Promise.then or Promise.catch, especially

when a Promise throws an error?

Which two promises are rejected?

Which 2 are correct?

APromise.reject('cool error here').then(error => console.error(error));

BPromise.reject('cool error here').catch(error => console.error(error));

CNew Promise((resolve, reject) => (throw 'cool error here'}).catch(error =>
console.error(error)) ;

DNew Promise(() => (throw 'cool error here'}).then(null, error => console.error(error)));

Show Suggested Answer

Suggested Answer: B, C

by Blair at May 08, 2022, 10:37 PM

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