How Well Do You Know NPM?

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| By Timmy198

Timmy198

Community Contributor

Quizzes Created: 577 | Total Attempts: 302,656

Questions: 10 | Attempts: 195 | Updated: Mar 21, 2023

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NPM is a package manager for JavaScript programming language by default. It is used in installing the dependencies of a project. It is the largest software registry.

Questions and Answers

1.

The NPM software is written in
- A.
  
  Java
- B.
  
  Scala
- C.
  
  JavaScript
- D.
  
  C
Correct Answer
C. JavaScript

Explanation
The correct answer is JavaScript because NPM (Node Package Manager) is a package manager for JavaScript. It is used to manage and install packages/modules for JavaScript projects. Therefore, it is logical that the NPM software itself is written in JavaScript.

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2.

The NPM registry is accessed via the
- A.
  
  Package
- B.
  
  Program
- C.
  
  Client
- D.
  
  System
Correct Answer
C. Client

Explanation
The NPM registry is accessed via the client. The client refers to the software or program that is used to interact with the NPM registry. It allows users to search for packages, install them, and manage dependencies. The client acts as a bridge between the user and the NPM registry, facilitating the communication and retrieval of packages from the registry.

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3.

The author of NPM software is
- A.
  
  Isaac Schlueter
- B.
  
  Thomas Schlueter
- C.
  
  Bob Schlueter
- D.
  
  Joe Schlueter
Correct Answer
A. Isaac Schlueter

Explanation
The correct answer is Isaac Schlueter. Isaac Schlueter is the author of NPM software.

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4.

The NPM consists of the command line client and the
- A.
  
  NPM registry
- B.
  
  NPM repository
- C.
  
  NPM package
- D.
  
  NPM manager
Correct Answer
A. NPM registry

Explanation
The NPM consists of the command line client and the NPM registry. The NPM registry is a centralized repository where developers can publish and share their Node.js packages. It serves as a database of packages that can be easily installed and managed using the NPM command line client. The registry contains information about the packages, such as their version, dependencies, and metadata. Developers can search for packages, download them, and even publish their own packages to the registry for others to use.

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5.

The NPM software is managed by
- A.
  
  NPM solutions
- B.
  
  NPM company
- C.
  
  NPM Inc
- D.
  
  NPM holdings
Correct Answer
C. NPM Inc

Explanation
The correct answer is NPM Inc. NPM Inc is the organization that manages the NPM software. It is a company that provides solutions and services related to the NPM software. The other options mentioned, such as NPM solutions, NPM company, and NPM holdings, do not accurately represent the entity responsible for managing the NPM software.

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6.

The NPM software license is of what kind?
- A.
  
  MIT License
- B.
  
  Artistic License
- C.
  
  Artistic License 2.0
- D.
  
  Proprietary License
Correct Answer
C. Artistic License 2.0

Explanation
The correct answer is Artistic License 2.0. The Artistic License 2.0 is a permissive software license that allows users to modify and distribute the licensed software. It provides flexibility to developers and users, allowing them to use the software for any purpose, including commercial purposes. The license also includes patent protection, ensuring that users are protected from potential patent claims. Overall, the Artistic License 2.0 promotes open source principles and encourages collaboration and innovation.

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7.

The NPM software was first released in
- A.
  
  February 2010
- B.
  
  January 2010
- C.
  
  March 2013
- D.
  
  January 2009
Correct Answer
B. January 2010

Explanation
The correct answer is January 2010. This is the year when the NPM software was first released.

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8.

The most recent release by the developers of NPM was in
- A.
  
  November 2017
- B.
  
  April 2017
- C.
  
  March 2017
- D.
  
  May 2017
Correct Answer
A. November 2017

Explanation
The correct answer is November 2017. This is because the question is asking for the most recent release by the developers of NPM, and November 2017 is the most recent date listed among the options.

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9.

The packages on NPM registry are written in what format?
- A.
  
  JSON format
- B.
  
  JS format
- C.
  
  NPM format
- D.
  
  CommonJS
Correct Answer
D. CommonJS

Explanation
The correct answer is CommonJS. CommonJS is a module system used in JavaScript to organize and structure code into reusable modules. It allows developers to define dependencies and export modules for use in other parts of the code. While packages on the NPM registry can be written in various formats, CommonJS is the module format commonly used for NPM packages.

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10.

Concerning the NPM software, which of these is odd?
- A.
  
  Pnpm
- B.
  
  Npm-install
- C.
  
  Npmd
- D.
  
  Npm-command
Correct Answer
D. Npm-command

Explanation
The odd one out is "npm-command" because it does not follow the naming convention of the other options. The other options, "pnpm", "npm-install", and "npmd", all have the format of starting with "npm" followed by a hyphen and then additional words. However, "npm-command" does not have the hyphen and does not fit the pattern of the other options.

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