Questions
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1What is clustering in Node.js, and why is it needed?
2What are the limitations of Node.js clustering?
3How does the Node.js Cluster module work internally?
4Your Node.js server handles 10,000 concurrent users but is slow. How does clustering help?
5How do you implement sticky sessions with Node.js clustering?
6What is the difference between cluster.fork() and child_process.fork()?
7What is PM2 and how does it relate to Node.js clustering?
8How do you check if the current process is a master or worker in Node.js?
9What is the difference between the master process and a worker process in Node.js clustering?
10What happens when a worker process crashes in a Node.js cluster?
11How would you monitor the health of worker processes in a Node.js cluster in production?
12How does clustering differ from using Worker Threads in Node.js?
13How do workers in a Node.js cluster share a port without conflict?
14How do you gracefully shut down a worker in Node.js clustering?
15What are the two load balancing strategies in Node.js cluster, and how do you configure them?
16How do you send messages between master and worker processes in a Node.js cluster?
17Can workers share memory or state in a Node.js cluster?
