Functions of Operating System In Computers

Memory Management

The memory management module is responsible for allocating and de-allocating memory space to programs that need it.

Process Management

This feature allows the operating system to build and uninstall processes. It also includes mechanisms for process coordination and communication.

File Management

It oversees all aspects of file management, including file organization, storage, retrieval, naming, sharing, and security.

I/O System Management

One of the primary goals of any operating system is to conceal the unique characteristics of the hardware devices from the user.

Device Management

It is the process of keeping track of all of your computers. The I/O controller is another module that accomplishes for this task. It is also responsible for allocation and de-allocating a device.

Secondary Storage Management

Storage is divided into three levels: secondary, primary, and cache storage. Instructions and data must be stored in primary storage or cache so that they can be referenced by a running program.

Command Interpretation

This module interprets commands from the user and uses device resources to process them.


The security module protects a computer system's data and information from malware threats and unauthorized access.


A distributed system is a set of processors that don't share memory, hardware, or a clock. The network allows the processors to communicate with one another.

Communication Management

It entails the coordination and assignment of compilers, interpreters, and other software resources to computer users.

Job Accounting

It entails keeping track of the amount of time and resources spent on different jobs and users.

Windows As An Computer Operating System

Microsoft's Windows operating system is a desktop operating system. Windows has been the most common Computer Operating System for personal computers for the past three decades. Windows comes with a graphical user interface that includes a desktop with icons and a task bar that is by default shown at the bottom of the screen. Users can open several windows, search directories, and open files and applications using the Windows "File Explorer." A Start menu is included in most Windows versions and provides easy access to files, settings, and the Windows search function.

Microsoft has made most versions of Windows available in several editions, each customized to a specific set of users. For example, Windows 10 comes in two flavors: "Home" and "Pro." Most consumers would be satisfied with the Home version, but the Pro edition adds networking and administrative features that are useful in corporate environments.

Normal x86 hardware (like Intel and AMD processors) are used to run Windows. Unlike Apple, Microsoft licenses the operating system to a variety of manufacturers. As a result, several companies sell Windows PC's and Latest Laptop Model including Dell, HP, Acer, Asus, and Lenovo. Microsoft also produces a line of Windows Surface laptops.

Apps, utilities, and executable files are terms used to describe software programs written for Windows. Windows software programs, regardless of their name, have an. The EXE file extension is a type of executable file. Windows 64-bit models run both 32-bit and 64-bit apps, while 32-bit versions only run 32-bit apps.