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Javascript Engineer Interview Questions

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1,561 javascript engineer interview questions shared by candidates

which following is true about Node.js clustering? 1- A single instance of Node.js runs in a single thread. 2-To take advantage of multi-core systems, it is available to launch a cluster of Node.js processes to handle the load. 3-The cluster module allows easy creation of child processes that all share server ports. 4-All of the above ------------------------- let racer = function() { setTimeout(() => console.log("timeout"), setImmediate(() => console.log ("immediate")) ; process.nextTick(() => console.log("nextTick")) console.log( "current event loop") } racer(); Choose the best option 1- timeout, immediate, nextTick, current event loop 2- immediate, timeout, nextTick, current event loop 3- timeout, immediate, current event loop, current event loop 4- current event loop, nextTick, timeout, immediate 5- Syntax Error ---------------------- What styling method is not used in React? 1- by className 2- by inline styles 3- style bindings 4- css-in-Is 5- 3rd party libraries for styling components such as StyledComponents, Radium, (ssModules, etc.
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Full Stack JavaScript Developer

Interviewed at Soshace

4.5★
Dec 17, 2021

which following is true about Node.js clustering? 1- A single instance of Node.js runs in a single thread. 2-To take advantage of multi-core systems, it is available to launch a cluster of Node.js processes to handle the load. 3-The cluster module allows easy creation of child processes that all share server ports. 4-All of the above ------------------------- let racer = function() { setTimeout(() => console.log("timeout"), setImmediate(() => console.log ("immediate")) ; process.nextTick(() => console.log("nextTick")) console.log( "current event loop") } racer(); Choose the best option 1- timeout, immediate, nextTick, current event loop 2- immediate, timeout, nextTick, current event loop 3- timeout, immediate, current event loop, current event loop 4- current event loop, nextTick, timeout, immediate 5- Syntax Error ---------------------- What styling method is not used in React? 1- by className 2- by inline styles 3- style bindings 4- css-in-Is 5- 3rd party libraries for styling components such as StyledComponents, Radium, (ssModules, etc.

At Clevertech, communication is important to us. Communication within our teams and with client interactions. Given this requirement, we invite you to participate in a brief voice recording session as part of our evaluation process. Because we receive a high volume of applications, those who submit a short audio note showcasing high-quality conversational skills, regardless of accents, will receive closer consideration. In this recording, we want you to share insights on why you'd be a great cultural fit for the position. Please make sure your recording is at most 40 seconds. All audio clips are used solely for the purpose of determining effective communication skills and follow our information handling policy to respect your privacy. If you can't record now, check your email for a link and start from where you left off. Thanks for your interest in Clevertech!
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Senior Full Stack Engineer - Javascript

Interviewed at Lumenalta

3.7★
Nov 15, 2023

At Clevertech, communication is important to us. Communication within our teams and with client interactions. Given this requirement, we invite you to participate in a brief voice recording session as part of our evaluation process. Because we receive a high volume of applications, those who submit a short audio note showcasing high-quality conversational skills, regardless of accents, will receive closer consideration. In this recording, we want you to share insights on why you'd be a great cultural fit for the position. Please make sure your recording is at most 40 seconds. All audio clips are used solely for the purpose of determining effective communication skills and follow our information handling policy to respect your privacy. If you can't record now, check your email for a link and start from where you left off. Thanks for your interest in Clevertech!

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