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Answer: B // The data stored in sessionStorage is removed after closing the tab. // If you used localStorage, the data would've ... Answer: A // A string is an iterable. The spread operator maps every character of an iterable to one element. In this video Faisal Nadeem shared 10 most important Everything is 100% FREE — Make sure to follow on all platforms and tap every link to get full access to content and community ... Answer: A // There are 8 falsy values: // undefined // null // NaN // false // '' (empty string) // 0 // -0 // 0n (BigInt(0)) // Function ... Explanation: When you use the + operator on arrays in

Answer: C // All object keys (excluding Symbols) are strings under the hood, even if you don't type it yourself as a string. This is ... Answer: C // The continue statement skips an iteration if a certain condition returns true. Answer: B // When a constructor function is called with the new keyword, it creates an object and sets the this keyword to refer to ... Answer: C // If you have two keys with the same name, the key will be replaced. It will still be in its first position, but with the last ...

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Q42 : JavaScript Questions Series #coding #webdevelopment #codingsimplifiedspace #javascripttutorial

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Answer: B // The data stored in sessionStorage is removed after closing the tab. // If you used localStorage, the data would've ...

Q52 : JavaScript Questions Series #coding #webdevelopment #codingsimplifiedspace #javascripttutorial
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Q52 : JavaScript Questions Series #coding #webdevelopment #codingsimplifiedspace #javascripttutorial

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Answer: A // A string is an iterable. The spread operator maps every character of an iterable to one element.

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JavaScript Interview Questions and Answers

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In this video Faisal Nadeem shared 10 most important

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Last Updated: May 28, 2026

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