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Salesforce JavaScript-Developer-I Dumps

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Salesforce Certified JavaScript Developer I (SP24)
Last Update: Jun 10, 2024
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Front-end developers need a solid understanding of JavaScript. Proficiency in core concepts like DOM manipulation, event handling, and AJAX is crucial. Advanced knowledge in frameworks like React or Angular can be beneficial for complex projects.

To become a JavaScript developer quickly, follow these steps:

  1. Start with the basics.
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  3. Work on real projects.
  4. Learn from online resources.
  5. Join coding communities.
  6. Seek mentorship or take courses.
  7. Build a strong portfolio to showcase your skills.
  8. Apply for entry-level positions and internships.

To secure a role as a junior web developer, focus on a solid foundation in HTML5, CSS3, and JavaScript. Proficiency in these technologies, along with the ability to build and style web pages, create interactive features, and solve problems, is typically sufficient for entry-level positions.

Front-end developers should have a strong grasp of JavaScript. Familiarity with core concepts like DOM manipulation, event handling, and AJAX is essential. Proficiency in front-end frameworks like React, Angular, or Vue.js can be advantageous for more complex projects.

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Salesforce Certified JavaScript Developer I (SP24) Questions and Answers

Questions 1

Refer to the code below:

Let foodMenu1 = [‘pizza’, ‘burger’, ‘French fries’];

Let finalMenu = foodMenu1;

finalMenu.push(‘Garlic bread’);

What is the value of foodMenu1 after the code executes?



[ ‘pizza’,’Burger’, ‘French fires’, ‘Garlic bread’]


[ ‘pizza’,’Burger’, ‘French fires’]


[ ‘Garlic bread’ , ‘pizza’,’Burger’, ‘French fires’ ]


[ ‘Garlicbread’]

Questions 2

Given the following code:

What will be the first four numbers logged?










Questions 3

A developer at Universal Containers creates a new landing page based on HTML, CSS, and

JavaScript TO ensure that visitors have a goodexperience, a script named personaliseContext

needs to be executed when the webpage is fully loaded (HTML content and all related files ), in

order to do some custom initialization.

Which statement should be used to call personalizeWebsiteContent based onthe above

business requirement?



document.addEventListener(‘’onDOMContextLoaded’, personalizeWebsiteContext);




window.addEventListener(‘onload’, personalizeWebsiteContext);


Document.addEventListener(‘‘’DOMContextLoaded’ , personalizeWebsiteContext);