Salesforce Certified JavaScript Developer (JS-Dev-101) JavaScript-Developer-I Question # 35 Topic 4 Discussion

Salesforce Certified JavaScript Developer (JS-Dev-101) JavaScript-Developer-I Question # 35 Topic 4 Discussion

JavaScript-Developer-I Exam Topic 4 Question 35 Discussion:
Question #: 35
Topic #: 4

Refer to the code below:

01 let car1 = new promise((_, reject) =>

02 setTimeout(reject, 2000, “Car 1 crashed in”));

03 let car2 = new Promise(resolve => setTimeout(resolve, 1500, “Car 2

completed”));

04 let car3 = new Promise(resolve => setTimeout (resolve, 3000, “Car 3

Completed”));

05 Promise.race([car1, car2, car3])

06 .then(value => (

07 let result = $(value) the race. `;

08 ))

09 .catch( arr => (

10 console.log(“Race is cancelled.”, err);

11 ));

What is the value of result when Promise.race executes?


A.

Car 3 completed the race.


B.

Car 1 crashed in the race.


C.

Car 2 completed the race.


D.

Race is cancelled.


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