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Automation",450,[64,82,95,108,121,135],{"id":65,"topic":9,"difficulty":66,"body":67,"options":68,"correct_key":70,"explanation":81},"019faeb4-4ac4-7571-9b8f-9c913ffda3d6",1,"What is the primary purpose of Selenium Grid in a test automation setup?",[69,72,75,78],{"key":70,"text":71},"a","To distribute WebDriver test execution across multiple machines and browser combinations",{"key":73,"text":74},"b","To automatically generate test cases from user stories without any manual scripting",{"key":76,"text":77},"c","To replace the need for browser drivers by rendering pages purely in Node.js",{"key":79,"text":80},"d","To convert manual exploratory testing notes into automated test scripts, a task normally handled by record-and-playback tools rather than any Grid component","Selenium Grid lets you route WebDriver sessions to different remote machines (nodes) so tests can run in parallel across multiple browsers, versions, and operating systems instead of one browser at a time on one machine.",{"id":83,"topic":9,"difficulty":66,"body":84,"options":85,"correct_key":73,"explanation":94},"019faeb4-4ad6-7733-a17c-978a4b328bf3","In the Selenium Grid hub-and-node architecture, what role does the hub play?",[86,88,90,92],{"key":70,"text":87},"It executes the actual browser instances where tests run",{"key":73,"text":89},"It receives test requests and routes each session to an available matching node",{"key":76,"text":91},"It stores the final HTML test reports generated by every node after each session finishes, so they can be reviewed later",{"key":79,"text":93},"It compiles the test code before sending it to the browser","The hub is the central point that accepts incoming WebDriver session requests and forwards them to a registered node that matches the requested browser\u002Fplatform capabilities; the actual browser runs on the node, not the hub.",{"id":96,"topic":9,"difficulty":66,"body":97,"options":98,"correct_key":79,"explanation":107},"019faeb4-4ad7-7581-8a0e-52e8095af518","In Selenium Grid terminology, what is a \"node\"?",[99,101,103,105],{"key":70,"text":100},"A configuration file that lists which tests should run first",{"key":73,"text":102},"A single test case written for one specific browser version",{"key":76,"text":104},"A reporting dashboard that aggregates pass\u002Ffail counts and screenshots from multiple test runs across the whole Grid",{"key":79,"text":106},"A machine (physical, virtual, or containerized) that registers with the hub and runs browser instances","A node is a machine that registers itself with the hub, advertises the browsers\u002Fplatforms it supports, and actually launches and runs the browser instances that execute the test steps.",{"id":109,"topic":9,"difficulty":66,"body":110,"options":111,"correct_key":76,"explanation":120},"019faeb4-4ad8-70a1-a494-d3bc21e90c19","Why is running Selenium Grid nodes inside Docker containers a common practice?",[112,114,116,118],{"key":70,"text":113},"Docker eliminates the need to install any browser binaries at all",{"key":73,"text":115},"Containers automatically fix flaky test locators without configuration",{"key":76,"text":117},"Each container provides an isolated, reproducible browser environment that can be started or torn down on demand",{"key":79,"text":119},"Docker containers always run browser automation faster than any other execution method, purely because of the container runtime itself","Docker containers package a specific browser and driver version into an isolated environment that can be spun up or destroyed quickly and consistently, making it easy to scale node capacity up and down without dependency conflicts between environments.",{"id":122,"topic":9,"difficulty":123,"body":124,"options":125,"correct_key":73,"explanation":134},"019faeb4-4ad8-7c71-9d37-0dcc0656b4b2",2,"What general capability do cloud-based browser grid services (such as commercial device\u002Fbrowser farms) typically provide beyond a self-hosted Selenium Grid?",[126,128,130,132],{"key":70,"text":127},"The ability to skip writing WebDriver-compatible test code entirely",{"key":73,"text":129},"A large, ready-made matrix of real browsers, versions, and operating systems without maintaining the infrastructure yourself",{"key":76,"text":131},"Automatic conversion of manual test cases into Playwright scripts",{"key":79,"text":133},"A guarantee that all flaky tests are eliminated automatically, regardless of how poorly the underlying test code itself is written","Cloud browser grid services host and maintain a wide combination of real browsers, versions, and operating systems (including mobile devices) so teams do not have to provision and maintain that infrastructure themselves; they still require valid WebDriver-compatible tests to run against.",{"id":136,"topic":9,"difficulty":123,"body":137,"options":138,"correct_key":70,"explanation":147},"019faeb4-4ad9-7a5f-aacc-ab51a349617f","What does \"sharding\" mean in the context of Playwright test execution?",[139,141,143,145],{"key":70,"text":140},"Splitting the total set of test files across multiple machines or processes so each shard runs only a subset",{"key":73,"text":142},"Splitting a single test file into multiple smaller assertion functions",{"key":76,"text":144},"Encrypting test data before it is sent to the browser",{"key":79,"text":146},"Automatically retrying only the failed assertions within a test, without re-running the rest of that test's steps","Sharding in Playwright divides the full test suite into a specified number of shards (e.g. --shard=1\u002F4), and each shard runs on a different machine or process, executing only its assigned subset of test files to reduce wall-clock time.",{"fields":149,"seniorities":334,"interview_shapes":335,"locales":340,"oauth":342,"question_count":345,"coach_enabled":346,"jd_match_enabled":346},[150,175,195,212,236,249,268,287,309,315,321,328],{"key":151,"name_tr":152,"name_en":152,"sort":66,"specializations":153},"backend","Backend",[154,157,160,163,166,169,172],{"key":155,"name":156,"field":151},"general","Genel",{"key":158,"name":159,"field":151},"go","Go",{"key":161,"name":162,"field":151},"python","Python",{"key":164,"name":165,"field":151},"java","Java",{"key":167,"name":168,"field":151},"csharp","C#\u002F.NET",{"key":170,"name":171,"field":151},"nodejs","Node.js",{"key":173,"name":174,"field":151},"php","PHP",{"key":176,"name_tr":177,"name_en":177,"sort":123,"specializations":178},"frontend","Frontend",[179,180,183,186,189,192],{"key":155,"name":156,"field":176},{"key":181,"name":182,"field":176},"javascript","JavaScript",{"key":184,"name":185,"field":176},"typescript","TypeScript",{"key":187,"name":188,"field":176},"react","React",{"key":190,"name":191,"field":176},"vue","Vue",{"key":193,"name":194,"field":176},"angular","Angular",{"key":196,"name_tr":197,"name_en":197,"sort":198,"specializations":199},"fullstack","Fullstack",3,[200,201,202,203,204,205,206,207,208,209,210,211],{"key":155,"name":156,"field":196},{"key":158,"name":159,"field":151},{"key":161,"name":162,"field":151},{"key":164,"name":165,"field":151},{"key":167,"name":168,"field":151},{"key":170,"name":171,"field":151},{"key":173,"name":174,"field":151},{"key":181,"name":182,"field":176},{"key":184,"name":185,"field":176},{"key":187,"name":188,"field":176},{"key":190,"name":191,"field":176},{"key":193,"name":194,"field":176},{"key":213,"name_tr":214,"name_en":214,"sort":215,"specializations":216},"devops-cloud","DevOps 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