What is an operating system?

An operating system (OS) is the Application Which, after being initially loaded into the computer by a boot program, oversees all the other application programs in a computer. The application programs make use of the working system by making Furthermore, users can interact directly with the operating system Via a user interface like a command line or a graphical user interface (GUI).

9 Popular Mobile Operating Systems

Android OS (Google Inc.) ...
2. Bada (Samsung Electronics) ...
BlackBerry OS (Research In Motion) ...
iPhone OS / iOS (Apple) ...
MeeGo OS (Nokia and Intel) ...
Palm OS (Garnet OS) ...
Symbian OS (Nokia) ...
webOS (Palm/HP) ...

Types of operating systems.

Operating systems normally include pre-loaded on almost any Computer you purchase. Many men and women use the operating system which comes with their computer, however it is possible to update or perhaps alter operating systems. The three most frequent operating systems for personal computers are Microsoft Windows, macOS, and Linux. A GUI enables you to use your mouse to click on icons, switches , and menus, and that which is clearly displayed on the display by means of a combo of images and text. Each operating system's GUI includes a different feel and look, so if you Switch to another operating system it might appear unfamiliar at first. However, modern operating systems have been made to be effortless to utilize , and the majority of the fundamental principles are exactly the same.

Microsoft established the Windows operating platform at the mid-1980s. There have been a number of distinct variants of Windows, but the latest ones are Windows 10 (published in 2015), Windows 8 (2012), Windows 7 (2009), along with Windows Vista (2007). Windows includes pre-loaded on many new PCs, which helps to ensure it is the hottest operating system on the planet.
Microsoft Windows
Microsoft established the Windows operating platform at the mid-1980s. There have been a number of distinct variants of Windows, but the latest ones are Windows 10 (published in 2015), Windows 8 (2012), Windows 7 (2009), along with Windows Vista (2007). Windows includes pre-loaded on many new PCs, which helps to ensure it is the hottest operating system on the planet.
MacOS (formerly called OS X) is a Lineup of operating systems made by Apple. It comes preloaded on all Macintosh computers, or Macs. A number of the specific models include Mojave (published in 2018), High Sierra (2017), and Sierra (2016). Based on StatCounter Global Stats, macOS users accounts for significantly less than 10 percent of international functioning systems--considerably lower than the percent of Windows users (greater than 80 percent ). 1 reason behind this is that Apple computers have a tendency to be costlier. But a lot of individuals do prefer the appearance and feel of macOS over Windows.
macOS
MacOS (formerly called OS X) is a Lineup of operating systems made by Apple. It comes preloaded on all Macintosh computers, or Macs. A number of the specific models include Mojave (published in 2018), High Sierra (2017), and Sierra (2016). Based on StatCounter Global Stats, macOS users accounts for significantly less than 10 percent of international functioning systems--considerably lower than the percent of Windows users (greater than 80 percent ). 1 reason behind this is that Apple computers have a tendency to be costlier. But a lot of individuals do prefer the appearance and feel of macOS over Windows.
Linux (pronounced LINN-ux) is a household of open-source operating systems, so they may be altered and distributed by all around the globe. This differs from proprietary program such as Windows, which may only be altered by the organization that owns it. The benefits of Linux are that it's free, and there are several different distributions or variations you may select from. Based on StatCounter Global Stats, Linux users accounts for under 2 percent of international functioning systems. But most servers run Linux since it's relatively simple to personalize.
Linux
Linux (pronounced LINN-ux) is a household of open-source operating systems, so they may be altered and distributed by all around the globe. This differs from proprietary program such as Windows, which may only be altered by the organization that owns it. The benefits of Linux are that it's free, and there are several different distributions or variations you may select from. Based on StatCounter Global Stats, Linux users accounts for under 2 percent of international functioning systems. But most servers run Linux since it's relatively simple to personalize.
The operating systems we have been speaking about so much were created to operate on desktop and notebook computers. Mobile apparatus like telephones , tablets , and MP3 players Are distinct from desktop and notebook computers, so that they run operating systems that have been designed especially for mobile devices. From the screenshot below, you can view iOS running in an iPad. Operating systems for mobile devices normally are not as fully featured As those created for desktop and notebook computers, and they are not capable to Run each the exact same software. But, you can still perform a Great Deal of things Together, like watch videos, browse the net, manage your calendarand play games.
Operating systems for mobile devices
The operating systems we have been speaking about so much were created to operate on desktop and notebook computers. Mobile apparatus like telephones , tablets , and MP3 players Are distinct from desktop and notebook computers, so that they run operating systems that have been designed especially for mobile devices. From the screenshot below, you can view iOS running in an iPad. Operating systems for mobile devices normally are not as fully featured As those created for desktop and notebook computers, and they are not capable to Run each the exact same software. But, you can still perform a Great Deal of things Together, like watch videos, browse the net, manage your calendarand play games.

Hot Swappable Filesystems, as Smooth as Btrfs

Hot Swappable Filesystems, as Smooth as Btrfs
by Tedley Meralus

Filesystems, like file cabinets or drawers, control how your operating system stores data. They also hold metadata like filetypes, what is attached to data, and who has access to that data. For windows or macOS users

Quite honestly, not enough people consider which file system to use for their computers.

Windows and macOS users have no valid reason to look into filesystems because they have one that’s been widely used since its inception. For Windows that’s NTFS and macOS that’s HFS+. For Linux users, there are plenty of different file system options to choose from. The current default in the Linux field is known as the Fourth Extended Filesystem or ext4.

Currently there is discussion for changes in the filesystem space of Linux. Much like the changes to the default init systems and the switch to systemd a few years ago, there has been a push for changing the default Linux filesystem to the Btrfs. No, I'm not using slang or trying to insult you. Btrfs stands for the B-Tree file system. Many Linux users and sysadmins were not too happy with its initial changes. That could be because people are...


Hot Swappable Filesystems, as Smooth as Btrfs
by Tedley Meralus

Filesystems, like file cabinets or drawers, control how your operating system stores data. They also hold metadata like filetypes, what is attached to data, and who has access to that data. For windows or macOS users

Quite honestly, not enough people consider which file system to use for their computers.

Windows and macOS users have no valid reason to look into filesystems because they have one that’s been widely used since its inception. For Windows that’s NTFS and macOS that’s HFS+. For Linux users, there are plenty of different file system options to choose from. The current default in the Linux field is known as the Fourth Extended Filesystem or ext4.

Currently there is discussion for changes in the filesystem space of Linux. Much like the changes to the default init systems and the switch to systemd a few years ago, there has been a push for changing the default Linux filesystem to the Btrfs. No, I'm not using slang or trying to insult you. Btrfs stands for the B-Tree file system. Many Linux users and sysadmins were not too happy with its initial changes. That could be because people are generally hesitant to change, or because they change may have been too abrupt. A friend once said, "I've learned that fear limits you and your vision. It serves as blinders to what may be just a few steps down the road for you." In this article I want to help ease the understanding of Btrfs and make the transition as smooth as butter. Let’s go over a few things first.

What do Filesystems do?

Just to be clear, we can summarize what filesystems do and what they are used for. Like mentioned before filesystems are used for controlling how data is store after a program is no longer using it, how to access that data, where that data is located, and what is attached to the data itself. As a sysadmin, one of the many tasks and responsibilities is to maintain backups and manage filesystems. Partitioning filesystems help with separating different areas in business environments and is common practice for data retention. An example would be taking a 3TB hard disk and partitioning 1TB for your production environment, 1TB for your development environment, 1TB for company related documents and files. When accidents happen to a specific partition, only the data stored in that partition is affected, instead of the entire 3TB drive in this example. A fun example would be a user testing a script in a development application that begins filling up disk space in the dev partition. Filling up a filesystem accidentally, whether it be from an application or a user’s script or anything on the system, could cause an entire system to stop functioning. If data is partitioned to separate partitions, only the data in that partition will be full or affected, so the production and company data partitions are safe.

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