Web Development with Node.JS and MongoDB (Video 33)

This video tutorial explains the concept of a package JSON file, its creation, and its contents. It highlights the benefits of using a package JSON file, such as automating dependency management and serving as documentation. The tutorial covers essential fields like name and version, and additional fields like description and keywords. It also discusses managing dependencies, configuration, and platform compatibility, concluding with details on preparing a package for publishing.

What is one of the main benefits of using a package JSON file?

• It allows you to write code in multiple languages.

• It provides a graphical interface for coding.

• It serves as documentation for package dependencies.

• It automatically updates your operating system.

Which command can be used to create a package JSON file?

• npm build

• npm start

• npm create

• npm init

What are the two required fields in a package JSON file?

• Version and license

• Author and contributors

• Name and version

• Name and description

What is the purpose of the 'keywords' field in a package JSON file?

• To help discover the package

• To specify the license of the package

• To list the contributors

• To define the main entry point

Which field in a package JSON file specifies the primary entry point?

• Files

• Config

• Scripts

• Main

What is the role of 'devDependencies' in a package JSON file?

• To list dependencies used during development

• To define the operating system

• To specify the CPU architecture

• To list dependencies required for production

Which field in a package JSON file indicates the version of Node.js required?

• Engines

• License

• CPU

• OS