Advanced JavaScript coding interview questions Advanced JavaScript coding includes various complex concepts and techniques. Such key concepts are often tested in JavaScript interviews. Some of the concepts are – closure and scope, prototypal inheritance, functional programming, design patterns, memory managem...
JavaScript Job Interview Questions and Answers 1:: What is JavaScript? JavaScript is a general-purpose programming language designed to let programmers of all skill levels control the behavior of software objects. The language is used most widely today in Web browsers whose software objects tend to...
JavaScript's approach to object-oriented programming is... unique. It's not like Java or Python. Understanding JavaScript inheritance – particularly its prototypal inheritance –is key to unlocking advanced JavaScript patterns. The Foundation: Prototypal Inheritance Every JavaScript object has an intern...
A.a low-level programming language. B.a scripting language precompiled in the browser. C.a compiled scripting language. D.an object-oriented scripting language. 25.Choose the server-side JavaScript object? A.FileUpLoad B.Function C.File D.Date 26.Choose the client-side JavaScript object? A.D...
Javais an object-oriented, compiled programming language designed to run in the Java Virtual Machine. JavaScript is an object-oriented, interpreted scripting language designed to run in the browser or JavaScript engines like NodeJS. 9) What is the difference between null and undefined in JavaScript...
A deck of flashcards to help javascript developers with preparing for a frontend job interview. Save your time and focus on the most popular interview questions
英文| https://betterprogramming.pub/100-javascript-interview-questions-58e22e30f7f1 翻译| 杨小二 这是一份包含 100 道编程面试问题和答案的完整列表。除了面试之外,如果你正在学习或者准备JavaScript考试,这个列表也会很方便。 即使你没有参加编程面试或考试,这份清单也是值得的——它涵盖了 JavaScript 的大部分重...
英文| https://betterprogramming.pub/100-javascript-interview-questions-58e22e30f7f1 翻译| 杨小二 接上篇《100 个 JavaScript 面试题和答案(上)》的内容,今天开始后面50道JavaScript面试题。 51、promise中的race方法是什么意思? Promise.race() 方法返回首先解决...
In a world of asynchronous programming and the helpful existence of promises, it is easy for “this” to change in the course of one feature’s operation. One trick to keep a handle on the context that started the operation is to set it to a variable inside a closure. When you call ...
英文| https://betterprogramming.pub/100-javascript-interview-questions-58e22e30f7f1 翻译| 杨小二 接上篇《100 个 JavaScript 面试题和答案(上)》的内容,今天开始后面50道JavaScript面试题。 51、promise中的race方法是什么意思? Promise.race() 方法返回首先解决或拒绝的承诺。