As Windows operating system is the most extensively used computer operating system. It is used by over 95% of users globally.

The user interface created by the Windows operating system on the computer screen is quite user friendly when compared to other operating systems such as Linux and MAC.

Windows operating system is relatively unsafe against security threats. Therefore, hackers can easily penetrate into the system by breaking its security layers.

To use Windows operating system on the computer, we have to purchase license from Microsoft. The cost of buying a copy of windows license is very high.

File Explorer, previously known and still sometimes called Windows Explorer, is a file manager application and default desktop environment.

Paint is a simple raster graphics editor that has been included with all versions of Microsoft Windows. The program opens, modifies and saves image files in Windows bitmap, JPEG, GIF, PNG, and single-page TIFF formats.

Windows 95 is a consumer-oriented operating system developed by Microsoft as part of its Windows 9x family of operating systems.

Windows 8 is a major release of the Windows NT operating system developed by Microsoft. It was released to manufacturing on August 1, 2012, and was made available for download via MSDN and TechNet on August 15, 2012.

Mac users get good response from its support team as compared to other operating systems. Apple has skilled engineers which helps the user in fixing the issues in their hardware and software.

The operating system and hardware work great. Apple computer has a longer life than other computers. The battery timing of mac laptops is also longer.

If you buy any Mac computer/laptop then you cannot change its hardware parts like processor, graphics card etc. For some mac computers, you can change hardware and RAM

Most game developers prefer to make games for the Windows OS because they have more percentages of users. Mac users have fewer games available.

Applications such as Photos, GarageBand and iMovie enable users to view, edit and create media.

Several assistive tools can help users with disabilities such as VoiceOver, Accessibility Keyboard and Text to Speech.

Mac OS X 10.0 is the first major release of Mac OS X, Apple's desktop and server operating system. It was released on March 24, 2001, for a price of $129 after a public beta. Mac OS X was Apple's successor to the classic Mac OS.

macOS 12.1 adds SharePlay, an entirely new way to have shared experiences with family and friends in FaceTime. This update also includes the Apple Music Voice Plan, new safety features for children and parents in Messages, redesigned Memories in Photos, and other features and bug fixes for your Mac.

Linux is known for its stability and reliability. The operating system is designed to run for long periods of time without crashing or requiring a reboot.

Linux is considered to be one of the most secure operating systems available. The operating system is designed with security in mind, and it is less susceptible to viruses and malware than other operating systems.

Another disadvantage of Linux is that the operating system has limited hardware support. Many hardware manufacturers do not create drivers for Linux, which means that users may not be able to use certain hardware with the operating system.

Linux may not be compatible with certain software and hardware, which can create compatibility issues for users.

Linux is completely free of cost, and expenses are never a hindrance to using it as an operating system.

Linux has incorporated itself into embedded products like watches, digital equipment and supercomputing servers.There are no prerequisites for installing an entire Linux suit. It allows a user to install only the components that are required by the user.

Ubuntu is a free and open-source operating system based on the Linux kernel. It is one of the most popular Linux distributions and is known for its user-friendly interface and wide range of available software.

Arch Linux is an independently developed, x86-64 general-purpose Linux distribution that strives to provide the latest stable versions of most software by following a rolling-release model.

The default Ubuntu does not require high-end system requirements unlike the latest versions of Windows and macOS. The recommended hardware configurations are at least 700 MHz processor, 512MB of RAM, and 5GB storage space.

The OS can be installed in numerous devices, including Windows computers and Mac computers. It also works on network servers, and IoT devices and robots, as well as in emulated or virtualized computer environments via a virtual machine or containers.

One of the major criticisms of Ubuntu is the seeming commercialization. Canonical seems to move a little further away from the open-source identity of the OS with every update.

One of the major disadvantages of Ubuntu is the limited choices of applications. Major developers also prefer developing for Microsoft Corporation and Apple Inc. because they have larger user bases.

In Ubuntu, from Sudoku to first-person shooters, we have a number of games that will keep us engaged for hours. There are thousands of games, including titles from the Unity and Steam platforms.

Thousands of apps are available for download on Ubuntu. Most of them are free to download and install with just a few clicks. For example, VLC player, Firefox, Chromium, Telegram, PyCharm, Skype, Spotify, Atom, Slack, etc.

First release of Ubuntu was in Oct 2004 and its release code was Ubuntu 4.10 and its name was Warty Warthog. This release was built on Debian OS and its developer Canonical Ltd offered this version as a free download or free of charge CDs to the users.

It was the second release from Canonical during Apr 2005 named as Hoary Hedgehog. New features like standby/ hibernate support, upgrade notifier, update manager, scaling of frequency for the processors, Installation using USB were introduced.