What is an error-first callback in node.js?


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More Node.js Interview Questions

How to check a file/directory existence in node.js?

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What are the features of node.js?

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What is the use of cleartimeout() function in node.js?

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Why to use Express?

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How can you check the installed version of node js?

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Can you access DOM in node?

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What is libuv?

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Mention the command to stop repl in node.js?

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Explain the purpose of module.exports?

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Does facebook use node.js?

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How to create function in node js?

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What is the role of require() in node js?

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