Exam Code: Javascript-Developer-I
Exam Questions: 217
Salesforce Certified JavaScript Developer - Multiple Choice (JS-Dev-101)
Updated: 14 Jul, 2026
Viewing Page : 1 - 22
Practicing : 1 - 5 of 217 Questions
Question 1

Refer to the code below:Function changeValue(obj) {Obj.value = obj.value/2;}Const objA = (value: 10);Const objB = objA;changeValue(objB);Const result = objA.value;What is the value of result after the code executes?

Options :
Answer: C

Question 2

Considering type coercion, what does the following expression evaluate to?True + '13' + NaN

Options :
Answer: D

Question 3

Given the code below:const copy = JSON.stringify([ new String(' false '), new Bollean( false ), undefined ]);What is the value of copy?

Options :
Answer: D

Question 4

A developer is leading the creation of a new browser application that will serve a singlepage application. The team wants to use a new web framework Minimalsit.js. The Leaddeveloper wants to advocate for a more seasoned web framework that already has acommunity around it.Which two frameworks should the lead developer advocate for?Choose 2 answers

Options :
Answer: B,D

Question 5

A developer has a web server running with Node.js. The command to start the web server is node server.js. The web server started havinglatency issues. Instead of a one second turnaround for web requests, the developer now sees a five second turnaround.Which command can the web developer run to see what the module is doing during the latency period?

Options :
Answer: D

Viewing Page : 1 - 22
Practicing : 1 - 5 of 217 Questions

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