Operating system

Operating system

1. User management

   • Only allow a sertian people to access your account or check if its you

2. File management

   • Files are simply groups of 1s and 0s on a storage device that are accessed and interpreted by programs. An operating system provides the following help with files: organises these files into folders...Allows moving between folders...Allows duplication (copying) of files.... Allows deletion of files Allows files to be named and re-names.
   • User access level
     • User access levels can be assigned to logins, stating exactly what permissions the account has to which folders:

3. Peripheral management

   • Some thinge that is out side of the computer like headphones, key board, mouse and USB stick

4. Process management

   • Modern processors can execute 4 billion instructions every second. This is more than memory and secondary storage can keep up with While a processor waits for other components to catch up, it is not doing anything An OS will make use of this dead time by allocating CPU time to different processes A process is a running application Each application can run as if it is the only program on the system, and the operating system can allocate processor time as necessary, allowing multitasking .