Tech Prescient Technical Lead Interview Questions and Answers

Application performance is crucial for user experience and overall system efficiency.

• Monitor key performance indicators such as response time, throughput, and error rates.

• Optimize code and database queries to improve performance.

• Use caching mechanisms to reduce load on servers and improve response times.

• Implement load balancing and scaling strategies to handle increased traffic.

• Regularly conduct performance testing to

Node.js is a runtime environment that allows you to run JavaScript on the server side.

• Node.js is built on Chrome's V8 JavaScript engine.

• It uses an event-driven, non-blocking I/O model.

• Node.js is commonly used for building server-side applications.

• It has a large ecosystem of open-source libraries and frameworks.

• Node.js allows for real-time communication with WebSockets.