moist succ

moist succ

1. the low-level software that supports a computer's basic functions, such as scheduling tasks and controlling peripherals.

2. ·

   • A file system that organizes data and program files in a top-to-bottom structure.
     • Allows file storage

3. Hardware managment

   • peripherals
     • Communicates information to cpu for the user
   • manages memory - transfers programs into and out of memory, allocates free space between programs, and keeps track of memory usage
   • drivers
     • software which allows the computer to recognise the hard ware
     • allows the OS to control the device

4. user management

   • provides user with a user interface for interacting with the OS
     • The OS on most computers and smartphones provides an environment with tiles, icons and/or menus. This type of interface is called the graphical user interface (GUI) because the user interacts with images through a mouse, keyboard or touchscreen
     • An OS also provides a method of interaction that is non-graphical, called the command line interface (CLI). This is a text-only service with feedback from the OS appearing in text. Using a CLI requires knowledge of the commands available on a particular machine.
   • security - provides security through user accounts and passwords

5. process managment

   • manages the CPU - runs applications and executes and cancels processes
   • multi-tasks - allows multiple applications to run at the same time

6. Utilities software

   • The OS uses applications called utilities which allow the user to manage the computer. There are many different utility programs and they may vary across operating systems. They are often accessed via a special menu or control panel in the OS.

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