What are callback functions in node js?
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What is node js and how it works?
What is zlib? How do you compress a file in Node.js?
What is the purpose of node.js?
Explain the reason as to why express ‘app’ and ‘server’ must be kept separate.
Give an example of readable stream with non-flowing mode in node.js?
How will you get information about a file using node?
What is process env port?
Is there any system configration needed to install node js?
How to call multiple promises?
What does emitter do and what is dispatcher?
Explain chaining in node.js?
Why to use express.js?