Features of windows operating system 1. Windows Windows is a line of operating systems produced by Microsoft for use on personal computers, business desktops, laptops, and servers.
Released on 17 February ,[3] it was the successor to Windows NT 4. Windows Me was released only a few months after Windows and one year before Windows XP, but Windows Me was not intended to be, nor did it serve as the successor to Windows Windows Me is designed for home use, while Windows is designed for business. Windows 7 was released to manufacturing on July 22, , and reached general retail availability on October 22, , less than three years after the release of its predecessor, Windows Vista.
Windows 7's server counterpart, Windows Server R2, was released at the same time. Windows 7 will be succeeded by Windows 8, which has no release date as of yet.
Microsoft Windows 8. RiyaGupta Dec. Amber Marquez Dec. SamyakJain Nov. Mohammed Monis Oct. TasmiyaAnjum4 Mar. Show More. Total views. Decides which process gets access to a certain device and for how long. Allocates devices in an effective and efficient way. Deallocates devices when they are no longer required. File Management — A file system is organized into directories for efficient or easy navigation and usage.
These directories may contain other directories and other files. An Operating System carries out the following file management activities. It keeps track of where information is stored, user access settings and status of every file, and more… These facilities are collectively known as the file system. Moreover, Operating System also provides certain services to the computer system in one form or the other.
The Operating System provides certain services to the users which can be listed in the following manner: Program Execution : The Operating System is responsible for the execution of all types of programs whether it be user programs or system programs. The Operating System utilizes various resources available for the efficient running of all types of functionalities. The Operating System does all interfacing in the most appropriate manner regarding all kinds of Inputs and Outputs.
For example, there is a difference in the nature of all types of peripheral devices such as mice or keyboards, the Operating System is responsible for handling data between them.
Manipulation of File System : The Operating System is responsible for making decisions regarding the storage of all types of data or files, i. The Operating System decides how the data should be manipulated and stored. Error Detection and Handling : The Operating System is responsible for the detection of any type of error or bugs that can occur while any task.
The well-secured OS sometimes also acts as a countermeasure for preventing any sort of breach to the Computer System from any external source and probably handling them.
Resource Allocation: The Operating System ensures the proper use of all the resources available by deciding which resource to be used by whom for how much time.
All the decisions are taken by the Operating System. Accounting: The Operating System tracks an account of all the functionalities taking place in the computer system at a time. All the details such as the types of errors that occurred are recorded by the Operating System. Also, Windows applications could now run in protected mode, when Windows was running in Standard or Enhanced Mode, which gave them access to several megabytes of memory and removed the obligation to participate in the software virtual memory scheme.
They still ran inside the same address space, where the segmented memory provided a degree of protection, and multi-tasked cooperatively. Windows 9x, windows 95 was released on August 24, , featuring a new object oriented user interface, support for long file name of up to characters, the ability to automatically detect and configure installed hardware and preemptive multitasking.
Windows 95 was designed to replace not only Windows 3. It could natively run bit applications, and featured several technological improvements that increased its stability over Windows 3. Windows New Technology family In July , Microsoft released windows new technology based on a new kernel.
The New Technology family of Windows systems was fashioned and marketed for higher reliability business use, considered to be the professional Operating System. The first release was windows new technology , numbered "3. Windows New Technology was the first Windows version to utilize. Windows NT 4. During part of the source code for Windows was leaked onto the Internet. Windows XP, Vista and 7 After a lengthy development process , Windows Vista was released on Microsoft moved to combine their consumer and business operating systems with Windows XP that was released on October 25, This new version was widely praised in computer magazines.
November 30, for volume licensing and January 30, for consumers. It contains a number of new features , from a redesigned shell and user interface to significant technical changes , with a particular focus on security features.
It is available in a number of different editions , and has been subject to some criticism. Vista's server counterpart, Windows Server was released in early On July 22, , Window 7and windows silver are released as RTM release to manufacturing while the former was released to the public 3 months later on October 22, Real-time Operating system: This kind of OS controls machinery, industrial equipment and scientific instruments.
Its main purpose is to ensure that an operation executes in exactly the same way, in the same amount of time, every time it happens. Multiuser: A multiuser Operating system lets many people do many things, all at the same time. It has to balance the needs of each user and keep them separate, so that they don't interfere with each other. Single user, single task: This kind of Operating system is designed so that a computer executes a user's tasks one at a time, such as with early personal digital assistants.
Single-user, multitasking: Most personal computers use this kind of operating system. It lets a single user do many things at once. Windows operating system provide the platform through which computer hardware communicate with the supplication software. Without the System be it Windows or non Windows like Linux, there is no communication between hardware and application software that would take place.
These are the daily routine that windows operating system does to keep the system functioning without any problem, and how to performs these functions. Task manager, Windows operating system uses task manager to monitor application and task running on windows; with this the OS Operating System provides the users or administrator with information of all application and process running.
When you opened up any program i. With application running you are able to perform the following functions as a user End a running task, Switch to another task, Open new task. The following functions of Operating System Task manager is the process, here all the running executable process are shown and the information available from the Task Manger Process includes Image Name The name of the process itself, User Name the user utilizing this process and more so they are other programs running.
Central Processing Unit usage, it also indicates the Central Processing Unit usage of the process running as well as the memory Usage.
Lastly it shows the description of the process in full. As a user you are able to check all processes from all users running, you have the ability to end any process you like.
The task manager window is shown below. Services, in services section of the windows task bar you are able to services that have been performed or are being performed by the Operating system at the moment. It also describes what kind of a service is being performed whether application services, system services.
Internet Explorer is included as the default browser in previous versions of Windows, from Windows 95 to Windows 8. To open a new Edge browser window in Windows 10, open the Start menu and scroll down to Microsoft Edge. Included in Windows since November , Microsoft Paint is a simple image editor that you can use to create, view, and edit digital images. It provides basic functionality to draw and paint pictures, resize and rotate photographs, and save pictures as different file types.
To open Microsoft Paint in all versions of Windows, press the Windows key , type mspaint , and press Enter. It's also available in your Start menu: in Windows 10, it's listed under Windows Accessories , Paint. Notepad is a simple text editor. You can use it to create, view, and edit text files. In Windows 10, Notepad is located in your Start menu under Windows accessories. The notification area , also known as the system tray, displays the date and time, and shows icons of programs that are started with Windows.
It also provides your Internet connection's status and a speaker icon for adjusting sound volume. The Registry Editor allows you to view the Windows system registry, and edit registry keys. Computer technicians may use the Registry Editor to fix problems with the Windows operating system or installed software.
You can also start it by pressing the Windows key , typing regedit , and then pressing Enter. Making changes to the registry can cause your applications or system to stop functioning correctly. Don't edit the registry if you're not sure what your changing and always back up your registry by exporting it to a file before making changes. Available in Windows 8 and Windows 10, Settings allows you to change many aspects of Windows.
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