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Javascript Questions Asked in Every Interview | PART 1 1. What is the difference between Null and undefined. Ans: Null and undefined are both primitive values in javascript that represents the absence of value. Key difference null is deliberately absence of value while undefined is an uninitialized or non-existing value. 2.How does javascript handle scope and hoisting Ans: Javascript uses a concept called lexical scoping which means that the scope of the variable determined by its position within the source code . Hoisting is a related concept that refers to the process of moving variable declaration at the top of their scope . This means that variable are accessible within their scope even before they are declared.
Full-time Freelancer... • 11m
Most Javascript Questions Asked in Interview | PART 2 1. What is difference between a for loop and for Each loop Ans: A for loop is traditional loop that uses a counter variable to iterate over an array. ForEach loop is a method that iterate over a
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#Array in #javascript: Array in Javascript enables storing a collection of multiple items under a single variable name, and has members for performing common array operations. Arrays aren't primitives but are instead Array #objects with the followin
See MoreStriving to be a ent... • 8m
I always found myself intrested/ Excited discussing the product / idea requirements, its scope, and various market potential. its a value add on when u have a technical vision itself. Intreset and curiosity is the driving force in terms of carrer .
Director & CEO @ Exc... • 1m
Mastering Unit Economics Unit economics isn’t just a metric—it’s your startup’s financial DNA. It reveals whether each customer adds value or drains cash. Here’s how to build your unit economics from scratch: 1. Define Your Economic Unit What drives
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Basic of Statistics for data science Statistics is one of the most crucial subjects for the students. It has various methods that are helpful to solve the most complex problems of real life. Statistics is almost everywhere. Data science and data ana
See MoreStartups | Product • 1y
Airbnb's unique approach to sorting search results by price has sparked discussions within the industry. Unlike many e-commerce platforms that allow users to sort listings from lowest to highest price, Airbnb prioritizes relevance and quality over pr
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