Node.JS Day-1

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

• Single-threaded event loop

• Multi-threaded process handling

• Synchronous I/O operations

• Compiled programming language

Which programming language is used in Node.js?

• Python

• JavaScript

• Java

• Ruby

Which package manager does Node.js use?

• npm

• pip

• gem

• Composer

Unlike traditional backend technologies, Node.js allows the execution of JavaScript on the _______ side.

Which command is used to check the version of Node.js installed?

• node --version

• node -v

• node -version

• node version

After installing Node.js, how can you check if npm is correctly installed?

• npm --check

• npm -v

• node -v

• node -version

Which of the following is a Node.js runtime environment?

• npm

• Visual Studio Code

• V8 engine

• Express.js

To uninstall a package in Node.js, use the command npm _______ package-name.

Which of the following is the basic syntax to print "Hello, World!" in Node.js?

• console.write("Hello, World!");

• echo "Hello, World!";

• console.log("Hello, World!");

• print("Hello, World!");

What file extension should be used for a Node.js script?

• .node

• .js

• .cs

• .cshtml