Operating Systems

Operating Systems

1. User interface

   • A user interface brings interactive structure between the computer and the user
   • There are other user interfaces, some graphical and some not, for other operating systems.

2. Memory Management

   • The memory management function keeps track of the status of each memory location
   • In operating systems, memory management is the function responsible for managing the computer's primary memory

3. Peripheral management

   • Is a system manager that reads inputs from keyboards and mice and takes them as a command which could then be sent to a monitor or printer.
   • There are three different types of peripherals: input devices,output devices and inout/output devices which performs both functions

4. Multi-Tasking

   • Multitasking, in an operating system, is allowing a user to perform more than one computer task
   • Being able to do multitasking doesn't mean that an unlimited number of tasks can be juggled at the same time.

5. Security

   • Security on an operating system will protect your personal information on your computer by using things like passwords.
   • It is very important to have Security on all areas on your computer, to protect files, information, everything that's stored on there
   • On Linux, you can create multiple accounts. There would be one administer accoutn which can control all the settings and stop other accounts from changing perminant settings on the computer, i.e the mouse settings/keyboard.