Bharat Intern Web Developer Intern Interview Questions and Answers

Event loop is a mechanism in NodeJS that allows non-blocking I/O operations to be performed asynchronously.

• Event loop is responsible for handling all I/O operations in NodeJS

• It allows NodeJS to perform non-blocking I/O operations asynchronously

• Event loop continuously checks the event queue for new events to process

• Callbacks are used to handle events in NodeJS

Event loop in JS manages the execution of code and handles asynchronous tasks.

• JS is single-threaded, so event loop helps manage tasks without blocking the main thread.

• Asynchronous programming allows non-blocking execution of code.

• Callbacks, Promises, and Async/Await are common ways to handle asynchronous tasks.

• Example: setTimeout() function uses event loop to execute code after a specified delay.

If I had a super power, I would use it to help others and make the world a better place.

• I would use my super power to solve global issues such as poverty, hunger, and climate change.

• I would also use it to help individuals in need, such as curing diseases or preventing disasters.

• Additionally, I would work towards promoting peace and harmony among nations.

• Overall, my goal would be to make a positive impact on the world a

The most used programming language is currently JavaScript due to its versatility and popularity.

• JavaScript is used for both front-end and back-end development

• It is the language of the web and is supported by all major browsers

• It has a large and active community with many resources available

• Other popular languages include Python, Java, and C++