Free Salesforce JS-Dev-101 Exam Questions
Absolute Free JS-Dev-101 Exam Practice for Comprehensive Preparation
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Salesforce JS-Dev-101 Exam Questions
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Provided By: Salesforce
- Exam: Salesforce Certified JavaScript Developer - Multiple Choice
- Certification: Salesforce Certified Developer
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Total Questions: 217
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Updated On: Jul 24, 2026
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Rated: 4.9 |
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Online Users: 434
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Question 1
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Given the code below:01 function GameConsole (name) {02 this.name = name;03 }0405 GameConsole.prototype.load = function(gamename) {06 console.log( ` $(this.name) is loading a game : $(gamename) ...`);07 )08 function Console 16 Bit (name) {09 GameConsole.call(this, name) ;10 }11 Console16bit.prototype = Object.create ( GameConsole.prototype) ;12 //insert code here13 console.log( ` $(this.name) is loading a cartridge game : $(gamename) ...`);14 }15 const console16bit = new Console16bit(' SNEGeneziz ');16 console16bit.load(' Super Nonic 3x Force ');What should a developer insert at line 15 to output the following message using themethod ?> SNEGeneziz is loading a cartridge game: Super Monic 3x Force . . .
Answer: B
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Question 2
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Given two expressions var1 and var2. What are two valid ways to return the logical ANDof the two expressions and ensure it is data type Boolean ?Choose 2 answers:
Answer: A,D
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Question 3
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Refer to the following array:Let arr = [1, 2, 3, 4, 5];Which three options result in x evaluating as [1, 2]?Choose 3 answer
Answer: A,B,C
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Question 4
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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?
Answer: D
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Question 5
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Teams at Universal Containers (UC) work on multiple JavaScript projects at the same time.UC is thinking about reusability and how each team can benefit from the work of others.Going open-source or public is not an option at this time.Which option is available to UC with npm?
Answer: A
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