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Guarantee your Salesforce Certified JavaScript Developer I exam success with examkiller's study guide. The Salesforce Certified JavaScript Developer I practice test questions are developed by experiences Salesforce Certification Professionals who working in todays prospering companies and Salesforce exam data center.

Exam Title: Salesforce Certified JavaScript Developer I

Format: Single and Multiple Choice

Duration: 105 Minutes

Number of Questions: 60

Passing Score: 65%

Origin Provider: ExamKiller

Total Questions: 219 QAs

Type: Real Exam Questions

Guarantee: 100% Pass Guarantee

Demo: Click Here for Check Demo

Salesforce Certified JavaScript Developer I Exam Objectives

Variables, Types, and Collections: 23%

• Given a scenario, write code to create variables and initialize them correctly.
• Given a business requirement, utilize strings, numbers, and dates effectively.
• Given a scenario or example, demonstrate awareness of type coercion and its effects.
• Given a specific scenario, distinguish truthy or falsey evaluations
• Given a list of data, demonstrate data manipulation with arrays.
• Given a JSON response, demonstrate how to operate the JSON object.

Objects, Functions, and Classes: 25%

• Given a business requirement, locate the best function implementation.
• Given a business requirement, apply fundamentals of object implementation to solve the business requirement.
• Given a business requirement, apply fundamentals of class implementation to solve the business requirement.
• Given a JavaScript module, give examples of how to use the module.
• Given a JavaScript decorator, give examples of how to use the decorator.
• Given a block of code, analyze the variable scope and the execution flow.

Browser and Events: 17%

• Given a business requirement, utilize Events, event handlers and propagation.
• Given a business requirement, evaluate and manipulate the DOM.
• Given a scenario, utilize the Browser Dev Tools to investigate code behavior.
• Given a scenario and requirements, utilize browser specific APIs.

Debugging and Error Handling: 7%

• Given a scenario, handle errors properly.
• Given code to be debugged, use the console and breakpoints.

Asynchronous Programming: 13%

• Given a scenario, apply asynchronous programming concepts.
• Given a scenario, use event loop and event monitor or determine loop outcomes.

Server Side JavaScript: 8%

• Given a scenario and requirements, infer which Node.js implementation is a good solution.
• Given a scenario and requirements, infer which Node.js CLI command is a good solution.
• Know the core Node.js modules and given requirements, infer which Node.js library/framework is a good solution.
• Given a scenario and requirements, distinguish which Node.Js Package Management solution is the most fitting.

Testing: 7%

• With a block of code and the associated Unit Test, determine where the test is ineffective and modify it to make it more effective.

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