A variety of versions
In addition to the advantages of high quality, our JavaScript-Developer-I exam questions also provide various versions. In order to meet your personal habits, you can freely choose any version within PDF, APP or PC version. Among them, the PDF version is most suitable for candidates who prefer paper materials, because it supports printing. If you want to use our JavaScript-Developer-I simulating exam on your phone at any time, then APP version is your best choice as long as you have browsers on your phone. Of course, some candidates hope that they can experience the feeling of examination when they use the JavaScript-Developer-I learning engine: Salesforce Certified JavaScript Developer (JS-Dev-101) every day. Then our PC version can fully meet their needs only if their computers are equipped with windows system. These three versions of JavaScript-Developer-I exam questions are not limited to the number of users and devices, also having the same questions and answer. We believe that there is always one for you.
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Simple refund process
It is our biggest goal to try to get every candidate through the exam. Although the passing rate of our JavaScript-Developer-I simulating exam is nearly 100%, we can refund money in full if you are still worried that you may not pass. You don't need to worry about the complexity of the refund process at all, we've made it quite simple. As long as you provide us with proof that you failed the exam after using our JavaScript-Developer-I learning engine: Salesforce Certified JavaScript Developer (JS-Dev-101), we can refund immediately. If you encounter any problems during the refund process, you can also contact our customer service staff at any time. They will help you solve the problem as quickly as possible. That is to say, our JavaScript-Developer-I exam questions almost guarantee that you pass the exam. Even if you don't pass, you don't have to pay any price for our JavaScript-Developer-I simulating exam. I hope we have enough sincerity to impress you.
How to book the Salesforce JavaScript-Developer-I Exam
There are the following steps for registering the Salesforce JavaScript Developer I exam.
Step 1: Visit Salesforce Exam Registration
Step 2: Signup/Login to Salesforce account
Step 4: Select Date, time and confirm with the payment method
Reference: https://trailheadacademy.salesforce.com/certificate/exam-javascript-dev---JS-Dev-101
For more info read reference:
Salesforce JavaScript-Developer-I Certification leaning site
Salesforce JavaScript-Developer-Is Certification resources
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Salesforce JavaScript-Developer-I Exam Syllabus Topics:
| Section | Weight | Objectives |
| Asynchronous Programming | 13% | - Async/Await syntax
- Callbacks
- Event loop and execution flow
- Asynchronous patterns for business requirements
- Promises (creation, chaining, error handling)
|
| Browser and Events | 17% | - DOM manipulation
- Event handling and listeners
- Browser-specific APIs
- Event propagation (bubbling and capturing)
- Browser Developer Tools usage
- Interacting with forms and user input
|
| Server Side JavaScript | 8% | - Node.js fundamentals
- Core Node.js modules
- Server-side JavaScript implementations
- Package management (npm)
- CLI commands
|
| Testing | 7% | - Test coverage and reliability
- Writing and modifying unit tests
- Unit testing concepts
- Test effectiveness evaluation
|
| Objects, Functions, and Classes | 25% | - Object creation and manipulation
- Prototypal inheritance
- Modules and decorators
- Arrow functions
- Execution flow and context
- Function declarations and expressions
- Higher-order functions
- ES6 classes and inheritance
- Variable scope and closures
|
| Debugging and Error Handling | 7% | - Breakpoints and code inspection
- Console methods for debugging
- Error handling techniques (try/catch/finally)
- Custom error types
|
| Variables, Types, and Collections | 23% | - Type coercion and conversion
- Variable declarations and initialization
- JSON parsing and manipulation
- Primitive and complex data types
- Truthy and falsy evaluations
- Strings, numbers, and dates
- Arrays and collections
|