Node.js Quiz

Node.js is particularly well-suited for building __________ applications, like chat or collaborative tools.

Answer explanation

Node.js is particularly well-suited for building real-time applications due to its non-blocking, event-driven architecture, making it ideal for scenarios like chat or collaborative tools that require instant data exchange.

With Node.js, developers can use __________ as the programming language for both client-side and server-side development.

Answer explanation

With Node.js, developers can use JavaScript for both client-side and server-side development, making it a versatile choice for building web applications.

Unlike traditional server-side languages, Node.js operates on a __________ thread model for handling multiple requests.

Answer explanation

Node.js uses a single thread model, allowing it to handle multiple requests concurrently without the overhead of multiple threads, which is a key difference from traditional server-side languages.

To check the installed version of Node.js, you can use the command ______ -v.

Answer explanation

To check the installed version of Node.js, you use the command 'node -v'. This command outputs the current version of Node.js installed on your system.

Node.js bridges the gap between client-side and ______-side scripting by allowing JavaScript to run on servers.

Answer explanation

Node.js enables JavaScript to run on the server side, bridging the gap between client-side and server-side scripting. This allows developers to use JavaScript for both front-end and back-end development.

Node.js allows developers to write both front-end and back-end code in JavaScript.

• False

• True

Answer explanation

Node.js enables developers to use JavaScript for both front-end and back-end development, making it versatile for full-stack applications. Therefore, the statement is True.

The __________ statement is used to import modules in Node.js.

Answer explanation

The 'require' statement is used in Node.js to import modules, allowing you to include external libraries or files in your application. This is essential for modular programming in JavaScript.

The_______object provides information about the incoming request, such as the request method, headers, and URL.

Answer explanation

The REQ object is essential in web development as it encapsulates details about the incoming request, including the method (GET, POST), headers, and the requested URL, making it crucial for handling requests effectively.

The_______module is a core module in Node.js that provides an API for interacting with the file system.

Answer explanation

The FS module, short for File System, is essential in Node.js as it provides methods to interact with the file system, allowing developers to read, write, and manipulate files and directories.

The __________ object in Node.js provides information about the current module.

Answer explanation

The correct answer is 'MODULE'. In Node.js, the 'MODULE' object provides information about the current module, including its filename, loaded modules, and other properties essential for module management.