1) What is Node.js? a) A. A front-end framework b) A runtime environment for executing JavaScript code outside the browser c) A database management system d) A CSS preprocessor 2) Which module is used in Node.js to handle HTTP requests and responses? a) http b) url c) fs d) events 3) How do you install a Node.js module? a) node install <module_name> b) npm install <module_name> c) npm add <module_name> d) module install <module_name> 4) What command is used to initialize a new Node.js project? a) npm init b) node start c) npm start d) node init 5) What type of database is MongoDB? a) Relational b) NoSQL c) File-based d) Key-Value Store 6) Which package is commonly used to define models in Node.js for MongoDB? a) Sequelize b) Mongoose c) Express d) Lodash 7) What does the Schema in Mongoose define? a) The database connection string b) The structure and constraints of documents in a collection c) The default port for the database d) The middleware to use in an application 8) What method is used to define a GET route in Express.js? a) app.get() b) app.route() c) app.fetch() d) app.create() 9) What does res.send() do in Express.js? a) Ends the request and sends data back to the client b) Starts a new server c) Parses the request body d) Redirects the client to another route 10) What is the purpose of mongoose.connect()? a) To define a schema b) To start the Node.js server c) To establish a connection to the MongoDB database d) To create a new model

Final assessment - Nodejs

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