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Interview Questions & Answers

Top 50 OpenNN interview questions and answers

February 22, 2022 Leave a Comment
OpenNN interview questions and answers

Table of Contents

1) How does an open-source software community form?

Open source software communities form when people agree to work together to build and improve software. … Because open source communities are globally distributed, they typically form online through the shared use of electronic mailing lists, forums like Discourse, and code-sharing platforms like GitHub.

2) Who owns open source?

Typically, for open-source projects, the creator owns the software but provides a license to other “contributors” to reproduce, modify and redistribute the software. The licenses offered to contributors and users of the software are often standardized (see MIT, GNU LPGL, and Apache as examples).

3) Is open source software cots?

Open source software that has at least one non-governmental use, and is licensed to the public, is commercial software. If it is already available to the public and is used unchanged, it is usually COTS.

4) What are the requirements of open source software?

The distribution terms of open-source software must comply with the following criteria:

Free Redistribution. …

Source Code. …

Derived Works. …

Integrity of The Author’s Source Code. …

No Discrimination Against Persons or Groups. …

No Discrimination Against Fields of Endeavor. …

Distribution of License.

5) How does open source software work?

Open source code is usually stored in a public repository and shared publicly. Anyone can access the repository to use the code independently or contribute improvements to the design and functionality of the overall project. OSS usually comes with a distribution license.

6) What are the advantages and disadvantages of using open source software?

6 Advantages and Disadvantages of Open Source Software | Drawbacks & Benefits of Open Source Software

Open source software is a type of software application which provides users with a source code which is free to modify. …

  • Cost Effective.
  • Reliability.
  • Flexibility.
  • Licensing.
  • Error Free.
  • User Friendly.
  • Security.

7) Why do we need open source software?

Open source licensing encourages innovation through collaboration. Without it, many of the technologies we take for granted today would never have developed, or would be locked away behind patent law. The open source movement is the reason that technology has developed at such a breakneck pace for the past few decades.

8) How many businesses use open source software?

Open-source software: Nine out of 10 companies use it, but how much is it really worth? Putting a value on the use of open-source technologies is challenging but important.

9) What are the key issues one has to keep in mind while choosing open source software?

Always check whether the open source software you selected has a good Community Support or not. Look if there are any active public groups or forums addressing user queries regarding installation or other bugs. Good community support will always help you fix problems which might occur in future.

10) What all should be considered before importing open source libraries to your application?

So, without further ado, here are seven things we recommend your developers to look into before integrating a new open source component:

#1 Known Vulnerabilities. …

#2 Licensing. …

#3Software Versions. …

#4 Are Your Organization Already Using It? …

#5 An Active Community. …

#6 Documentation. …

Choosing an Open Source Project.

11) Which is easiest programming language?

Many programmers consider Python the easiest programming language to learn, although it can still prove difficult to get the hang of. There are many free online resources, Python bootcamps, and online Python bootcamps that can help you learn the language.

12) What makes your open source project successful once released?

Successful projects have some common characteristics:

Well-articulated and clear goals established by the project’s leaders. Good project communication — a quality website, good documentation, a bug-tracking system and a communication system such as an email list or forum.

13) What software is best?

Best open source software 2022

LibreOffice. A real open source alternative to Microsoft Office. … VLC Media Player. An open source media player than can play virtually anything. …

GIMP. A powerful open source photo and image editing tool.

  • Shortcut.
  • Brave.
  • Audacity.
  • KeePass.
  • Thunderbird.

14) Is Vscode open source?

Free. Built on open source. Runs everywhere. By using VS Code, you agree to its license and privacy statement.

15) Does VS Code use react?

Using React in Visual Studio Code. React is a popular JavaScript library developed by Facebook for building web application user interfaces. The Visual Studio Code editor supports React.

16) Is VS Code built on Electron?

Visual Studio Code is a source-code editor that can be used with a variety of programming languages, including Java, JavaScript, Go, Node. … It is based on the Electron framework, which is used to develop Node. js Web applications that run on the Blink layout engine.

17) What is the focus of open source software?

Instead, it emphasizes on the freedoms users enjoy to do what they like with the software. Open Source celebrates the free availability of source code and distribution. Thus, open source software allows for computer programmers and developers to “stand on the shoulders of others” and create their own software.

18) When should you use open source?

Open source allows you to showcase to the developer community, the interesting challenges you face, and how you think about solving them. Open source developers can casually contribute to projects, to learn how you work, and what it’s like developing software for a particular set of challenges.

19) What percentage of software is open source?

The 1,546 codebases that constituted this year’s report spanned 17 industries, including aerospace, fintech, IoT, and telecommunications, with Synopsys concluding that 98% of codebases contain open source code.

20) Why are companies and governments turning to open source?

For a public-sector organization, using open-standard open-source software in this way allows data to be transferred as smoothly as possible, which makes the data more useful and at the same time enables agencies to be creative in developing and offering more innovative services to citizens.

21) What percentage of companies use open source software?

93% of companies use open source for non-commercial or internal reasons. 79% use open source for commercial reasons. 69% contribute code upstream. 60% have created their own open source projects.

22) What is free software in computer?


Free software (or libre software) is computer software distributed under terms that allow users to run the software for any purpose as well as to study, change, and distribute it and any adapted versions.

23) What is the first open source software?

The first example of free and open-source software is believed to be the A-2 system, developed at the UNIVAC division of Remington Rand in 1953, which was released to customers with its source code.

24) Is Java an open source?

Java was originally developed and supported by Sun Microsystems and is now supported by Oracle. However, Java is open source and has a worldwide community invested in guiding its continued development and growth.

25) What is software used for?

Software is a set of instructions, data or programs used to operate computers and execute specific tasks. It is the opposite of hardware, which describes the physical aspects of a computer.

26) Is Python a open source software?

Python is developed under an OSI-approved open source license, making it freely usable and distributable, even for commercial use. Python’s license is administered by the Python Software Foundation.

27) Is Google open source?

Google doesn’t call itself an open-source company, and rightly so. Open source is simply part of its strategy for distributing software that will help it sell more advertising. … We are all open-source companies now.

28) What are the 3 types of software?

Software is used to control a computer. There are different types of software that can run on a computer: system software, utility software, and application software.

29) What are the 5 examples of software?

Some examples of commonly used application software include:

  • Web browsers.
  • Word processors.
  • Multimedia software.
  • Spreadsheet software.
  • Email clients.
  • Graphics software.

I’ve already covered two reasons why VSCode is as successful as it is today: it hits the sweet spot between a text editor and IDE, and it has all the extensions you’ll ever need. Yet, there are multiple other options that fit both criteria, namely Atom and Sublime Text.

31) Is Libre a VS Code?

Free/Libre Open Source Software Binaries of VSCode. It is a community-driven, freely-licensed binary distribution of Microsoft’s editor VSCode.2

32) Is VS Code a IDE or editor?

Visual Studio Code is a streamlined code editor with support for development operations like debugging, task running, and version control. It aims to provide just the tools a developer needs for a quick code-build-debug cycle and leaves more complex workflows to fuller featured IDEs, such as Visual Studio IDE.

33) Why is VSCode faster?

Unlike many other code editors, Visual Studio Code has an in-built debugger, making the development flow less ‘clicky’ and maintains a single view with code and debugger. This makes the process of bug tracking, and code run-throughs a lot easier and faster.

34) Who created VSCode?

Microsoft has released a new version of Visual Studio Code (VS Code), its hugely popular open-source code editor for Linux, macOS and Windows, which its creator, Microsoft technical fellow Erich Gamma, unveiled in 2015.

35) Why do some companies prefer open source software?

Some people prefer open source software because they consider it more secure and stable than proprietary software. Because anyone can view and modify open source software, someone might spot and correct errors or omissions that a program’s original authors might have missed.

36) What is JSX in React?

JSX stands for JavaScript XML. It is simply a syntax extension of JavaScript. It allows us to directly write HTML in React (within JavaScript code). … Instead of separating the markup and logic in separated files, React uses components for this purpose.

37) Who uses Electron?

499 companies reportedly use Electron in their tech stacks, including Slack, Bepro Company, and Intuit.

38) Is VS Code good for Python?

Working with Python in Visual Studio Code, using the Microsoft Python extension, is simple, fun, and productive. The extension makes VS Code an excellent Python editor, and works on any operating system with a variety of Python interpreters.

39) What is Electron IDE?

Electron is a framework for creating native applications with web technologies like JavaScript, HTML, and CSS. It takes care of the hard parts so you can focus on the core of your application.

40) Does VS Code support C?

C/C++ for Visual Studio Code. C/C++ support for Visual Studio Code is provided by a Microsoft C/C++ extension to enable cross-platform C and C++ development on Windows, Linux, and macOS.

41) Does VS Code support Java?

VS Code supports code completion and IntelliSense for Java through Language Support for Java™ by Red Hat. It also provides AI-assisted IntelliSense called IntelliCode by putting what you’re most likely to use at the top of your completion list.

42) What is Python used for?

Besides web and software development, Python is used for data analytics, machine learning, and even design. We take a closer look at some of the uses of Python, as well as why it’s such a popular and versatile programming language.

43) Why was open source created?

Coining “Open Source”

The conferees believed the pragmatic, business-case grounds that had motivated Netscape to release their code illustrated a valuable way to engage with potential software users and developers, and convince them to create and improve source code by participating in an engaged community.

44) Who owns open source code?

Typically, for open-source projects, the creator owns the software but provides a license to other “contributors” to reproduce, modify and redistribute the software. The licenses offered to contributors and users of the software are often standardized (see MIT, GNU LPGL, and Apache as examples).

45) Why is open source important?

Open source licensing encourages innovation through collaboration. Without it, many of the technologies we take for granted today would never have developed, or would be locked away behind patent law. The open source movement is the reason that technology has developed at such a breakneck pace for the past few decades.

Open source software has become so popular not primarily for cost reasons, but because of decentralization, rapid development cycles and the availability of open source to everyone. Open source software is massively popular. … Open source code powers cars, smart thermostats and a variety of other connected devices

47) Why is open source more secure?

Open source projects fix vulnerabilities and release patches and new versions a lot faster. When vulnerability in an open source project is reported, especially if it’s a high severity one, a fix is often released within a day or two. In contrast, commercial vendors necessarily have longer update cycles.

48) How many applications use open source?

What we found in our study is that, from a practical aspect, everyone is using open source. Open source code comprised more than 35 percent of the average commercial applications we reviewed. If we were looking at code developed for internal use, the percentage was much higher—as high as 75 percent.

49) How many open source softwares are there?

With more than 180,000 open-source projects available and more than 1400 unique licenses, the complexity of deciding how to manage open-source use within “closed-source” commercial enterprises has dramatically increased.

50) What open source means?

Open source is a term that originally referred to open source software (OSS). Open source software is code that is designed to be publicly accessible—anyone can see, modify, and distribute the code as they see fit. … Open source has become a movement and a way of working that reaches beyond software production.

Rajesh Kumar
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