JavaScript-Developer-I Exam, JavaScript-Developer-I Valid Torrent

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Salesforce JavaScript-Developer-I Exam Syllabus Topics:

Section	Weight	Objectives
Asynchronous Programming	13%	- Callbacks and callback hell - Event loop and micro/macro tasks - Promises and chaining - Async/await syntax - Fetch API and HTTP requests
Objects, Functions, and Classes	25%	- Closures and execution context - Modules and imports/exports - Object creation, properties, and methods - Function definitions, parameters, and scope - Class syntax, inheritance, and prototypes - Decorators and advanced function patterns
Browsers and Events	17%	- Script loading and execution order - Document Object Model (DOM) manipulation - Window and document object properties - Event handling, propagation, and delegation - Browser APIs and Web Storage
Server-Side JavaScript	8%	- Command-line tools and scripts - Node.js fundamentals and runtime - Core Node.js modules - Module system and require/import
Testing	7%	- Testing frameworks and assertions - Code coverage and best practices - Unit testing concepts - Test doubles and mocks
Variables, Types, and Collections	23%	- Truthy and falsy values - JSON parsing and usage - Array methods and data manipulation - Variable declaration and initialization - Working with strings, numbers, dates, and booleans - Type coercion and conversion rules
Debugging and Error Handling	7%	- Console methods and logging - Error types and exception handling - Defensive programming practices - Debugging tools and breakpoints

>> JavaScript-Developer-I Exam <<

JavaScript-Developer-I Valid Torrent, JavaScript-Developer-I Minimum Pass Score

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Salesforce Certified JavaScript Developer (JS-Dev-101) Sample Questions (Q111-Q116):

NEW QUESTION # 111
Given the code below:
Const copy = JSON.stringify((new String ('false') , new Bolean(false) undefined)); What is the value of copy?

A. -- [\''false\", ()""
B. -- [\''false\'', false, null]" "
C. --[ false, ()]-
D. -- [ \'false\'', false, undefined]'' ''

Answer: B

NEW QUESTION # 112
Refer to the code below:

What is the value of result when the code executes?

A. 5 - 5
B. 10 - 10
C. 5 - 10
D. 10 - 5

Answer: B

NEW QUESTION # 113
Which statement parses successfully?

A. JSON. parse (""foo"');
B. JSON.parse (""foo'");
C. JSON.parse ("foo");
D. JSON.parse ("foo");

Answer: A

NEW QUESTION # 114
Refer to the following code block:

What is the console output?

A. > Jackie got 70% on test.
B. > Uncaught Reference Error
C. > Better student Jackie got 100% on test.
D. > Better student Jackie got 70% on test.

Answer: C

NEW QUESTION # 115
A developer has the function, shown below, that is called when a page loads.
function onload() {
console.log("Page has loaded!");
}
Where can the developer see the log statement after loading the page in the browser?

A. Terminal running the web server.
B. On the webpage.
C. Browser performance toots
D. Browser javaScript console

Answer: D

NEW QUESTION # 116
......

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