6 JavaScript Interview Questions

6 JavaScript Interview Questions6 JavaScript Interview QuestionsThe growing popularity of JavaScript has led to an unprecedented demand for those who are experts at the ins and outs of this interpreted programming language. If youre a JavaScript developer whos looking for a job, you need to be prepared for specific JavaScript interview questions.Despite the fact that experienced JavaScript developers are in high demand, interviews are more like an audition ansicht days. Employers hiring JavaScript developers not only want to know what you know, but how youll go about solving the task at hand.The first step is to create an erreichbar portfolio with trending elements that utilize JavaScript. The interview may be likened to one big puzzle Employers may not necessarily ask you to write code during the interview, but they definitely want to see your problem-solving abilities in action.Mark Passinetti, lead recruiter for Robert Half Technology in Bellevue, WA, said. Were seeing more functi onal interviews that place the candidate in front of a white board, demonstrating how theyd solve a particular problem. Candidates can expect to be front and center as they illustrate their experience and knowledge on the core competencies of JavaScript.To prepare yourself for the interview, dont solely focus on what questions to expect. According to Passinetti, its more important to make aya you have a solid understanding of the latest JavaScript trends, so you can be prepared for all types of interview scenarios.Looking for a developer job?SEARCH IT JOBSJavaScript lends itself very well to self-study, said Passinetti. One of the best things candidates can do to prepare for interviews is to get involved with developer communities, such as Stack Overflow and GitHub. Be on the lookout for opportunities to collaborate with other developers online and practice your JavaScript skills and problem-solving abilities.In terms of specific JavaScript interview questions, heres a few you can e xpect1. Please demonstrate that you understand object-oriented design concepts.Its critical for JavaScript candidates to show that they know how to write structured code. More employers are asking to see examples of code during the interview.2. Tell me about your favorite JavaScript frameworks and utilities.Employers are not too concerned with your preferences here they mainly want to know that youre keeping up with the latest JavaScript trends and knowledge. Ideally, they want candidates with broad knowledge of multiple JavaScript frameworks, such as jQuery, Ext JS, YUI and others.3. How do you organize your JavaScript code?With this question, employers are trying to get an idea of how the candidate maintains and designs code. For example, do they use the module pattern or class inheritance to build reusable code? This also gives employers insight as to whether they design code thats specific to an application with no opportunity to reuse.4. What would you do if your audience had J avaScript turned off?Companies want to ensure their apps work no matter what the circumstances, so this question allows candidates to illustrate how theyd make certain their code works.5. What is event bubbling in the DOM?The goal of this question is to ensure the candidate knows what order events will be propagated in the DOM. This provides an opportunity to discuss event models outside the DOM and look for techniques popularized with different frameworks.6. How do you debug your JavaScript code?Firebug and Chrome DevTools are two of the most frequently used, but again, most employers are not too concerned with what tools you use to debug your code. They mainly want to see how you go about solving this issue.According to the Robert Half Technology Salary Guide, entry-level JavaScript developer salaries will increase this year. The bottom line is that JavaScript candidates who have a solid understanding of specific frameworks paired with on-the-job experience will have the best ch ance at landing a coveted JavaScript role.Once your online portfolio is developed and you spend time getting entrenched in JavaScript developer online sites, youre on your way to acing that interview.