--- title: JavaScript Interview Preparation Challenge : Day 2 description: Day 2 of a 15-day JavaScript interview preparation series covering operators and control flow fundamentals. Topics include arithmetic, comparison, and logical... canonical: https://daily.dev/posts/javascript-interview-preparation-challenge-day-2-y9pndxttk twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: JavaScript Interview Preparation Challenge : Day 2 | daily.dev og:description: Day 2 of a 15-day JavaScript interview preparation series covering operators and control flow fundamentals. Topics include arithmetic, comparison, and logical... og:url: https://daily.dev/posts/javascript-interview-preparation-challenge-day-2-y9pndxttk og:image: https://api.daily.dev/og/posts/y9pNDxtTK.png og:image:alt: JavaScript Interview Preparation Challenge : Day 2 og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # JavaScript Interview Preparation Challenge : Day 2 **[Medium](https://daily.dev/sources/medium_js)** · 1 min read · 1 upvotes · 0 comments ## Summary Day 2 of a 15-day JavaScript interview preparation series covering operators and control flow fundamentals. Topics include arithmetic, comparison, and logical operators, the ternary operator, conditional statements (if/else, switch), loops (for, while, do-while), and truthy/falsy values, with practice tasks included. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Learn JavaScript 2026 — Part 1: Arrays, Objects, Functions, Loops, and Conditions](https://daily.dev/posts/learn-javascript-2026-part-1-arrays-objects-functions-loops-and-conditions-v7iaexhfc) · Medium · 2 upvotes · 0 comments - [JavaScript: Simple Demo](https://daily.dev/posts/javascript-simple-demo-m5tpqbvod) · Medium · 0 upvotes · 0 comments --- Tags: [#javascript](https://daily.dev/tags/javascript), [#interview-questions](https://daily.dev/tags/interview-questions) [View this post on daily.dev](https://daily.dev/posts/javascript-interview-preparation-challenge-day-2-y9pndxttk) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"JavaScript Interview Preparation Challenge : Day 2","url":"https://daily.dev/posts/javascript-interview-preparation-challenge-day-2-y9pndxttk","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/javascript-interview-preparation-challenge-day-2-y9pndxttk"},"datePublished":"2026-07-25T06:08:59.862Z","dateModified":"2026-09-14T08:03:13.557Z","description":"Day 2 of a 15-day JavaScript interview preparation series covering operators and control flow fundamentals. 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