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Which of the following method allows to upgrade an existing package by using npm?

  npm refresh existing-package

  npm new existing-package

  npm update existing-package

  npm renew existing-package

Which of the following method allows to uninstall an existing package by using npm?

  npm detach existing-package

  npm remove existing-package

  npm uninstall existing-package

  npm delete existing-package

Which flag should be used when installing a new module to add it to devDependencies property in the package.json?

npm install typescript

  --save

  --add

  -g

  --save-dev

Which flag should be used when installing a new module to add it to dependencies property in the package.json?

npm install express

  --save-dev

  --dry-run

  -g

  none of the above

Fill the gap to create a new package.json by using npm command:

npm 

Which of the following flag allows to install package globally?

npm install typescript

  -m

  -f

  -p

  -g

Which of the following method allows to install all dependencies listed in package.json?

  npm install all

  npm init

  npm install

  npm get

How to load a custom module in Node.js?

  require(users)

  require("./node_modules/users")

  require("./users")

  require("users")

The Node.js is: 

 a superset of JavaScript

 an open source runtime environment for server-side

 a package manager for the JavaScript runtime environment

 a testing framework for JavaScript

How to load a module that is located in node_modules/ folder in Node.js?

  require("./express")

  require(express)

  require("../express")

  require("express")