Node.js and Express.js Fun Challenge

What is Node.js primarily used for?

• Managing databases

• Building scalable network applications and web servers.

• Developing desktop software

• Creating mobile applications

Which of the following is a feature of Node.js?

• Built-in support for multi-threading

• Synchronous file system access

• Single-threaded blocking model

• Non-blocking I/O model

What does Express.js help you build?

• Desktop software and utilities

• Mobile applications and games

• Web applications and APIs

• Database management systems

Which method is used to create a new Express application?

• createApp()

• express()

• new Express()

• initializeExpress()

What is the default port for an Express server?

• 4000

• 5000

• 8080

• 3000

Which of the following is a middleware in Express.js?

• body-parser

• morgan

• express-session

• cors

What file is typically used to define dependencies in a Node.js project?

• config.json

• dependencies.json

• package.json

• node_modules.json

Which command is used to install Express.js?

• npm install expressjs

• yarn add express

• npm add express

• npm install express

What does the 'req' parameter represent in Express routes?

• The 'req' parameter is a placeholder for route parameters in Express.

• The 'req' parameter represents the response object in Express routes.

• The 'req' parameter represents the request object in Express routes.

• The 'req' parameter is used to define middleware in Express routes.

Which of the following is NOT a core module of Node.js?

• http

• fs

• express

• path