Operating Systems

Software that manages hardware, runs applications, and provides a user interface.

What is an operating System?

  • The operating system (OS) is the software that manages a computer’s hardware and resources
  • It acts as a bridge between the user, applications, and the hardware

Role of an Operating System

The role of operating systems is to manage a computer’s hardware and resources, enabling smooth interaction between users and applications.
  • Managing Hardware: Controls devices like the CPU, memory, and storage to ensure they work efficiently
  • Resource Allocation: Distributes the computer’s resources to different programs and tasks
  • User Interface: Provides a way for users to interact with the computer, such as through a desktop or command line
  • Running Applications: Loads and runs programs so the user can perform tasks
  • File Management: Helps organise, save, and retrieve files on the computer

Popular Operating Systems

Windows

macOS

Android

iOS

Targets

State the role of operating systems in managing computer hardware and resources

Identify key functions of operating systems, such as running applications and managing files