CSS animation transition. Html semantics.
Javascript Developer Interview Questions
1,681 javascript developer interview questions shared by candidates
Event loop SOLID principles Currying - sum(1)(2)() - implementation Const Person = { Name Age setName() => arrow setAge: function() } console(Person.name) console(Person.age) Websocket, Polling requestAnimationFrame() RBAC, theme - context or store Union, intersection Git rebase, merge Partial, omit Testing library - jest, rtl Directives, composition Using ref - change button color useHistory - maintain prev and next array.map(a => a < 3) React fiber Prioritisation in react - how does it happen ssr, nextjs Liskov, IoC Code review Performance optimization - initial load 10s Garbage collection Memory optimization Critical rendering path when you use custom hook how would you maintain reference when its used across multiple components, something to do with useEffect Proto and prototypal inheritance Lifecycle hooks React versions Owasp top 10 Cors Xss How react handles xss V8 engine - implementation
They were based on core javascript concepts such as Promises, closures, Bind, Run time of a function, recursion etc.
Tell me about a time when you learned something about yourself
30 Aptitude MCQ 40 General Intelligence MCQ 25 Programming MCQ (Java, Javascript, Design Pattern, JavaEE, REST) Find the largest sub-array sum Print numbers from 1 to 6 on a Tower of Hanoi
What's closure , difference between let and const , output of settimeout questions ?
JavaScript Concepts : Hoisting, Closure, Object, Array, Symbols etc. There will be multiple question in above concept like Program + output + your understanding ( definition ).
muchas preguntas sobre google, javascript, react, nodejs, base de datos, mantenimiento
Questions was mostly basic JS questions that you will get. Hoisting, Closures, prototypes etc. HTML5 new features, semantic elements and CSS questions were also basic.
Event handling for custom-created events
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