Operating system 2 (Edexcel GCSE Computer Science): Flashcards
📚Flashcards
Practise the cards
14 cards from this deck
ShowHide
Practise the cards
14 cards from this deck
3 main functions of an OS
3 main functions of an OS
File management, user management, peripheral management
File organization structure used by OS
File organization structure used by OS
Hierarchical tree structure
Top-level folder containing everything else
Top-level folder containing everything else
Root directory
Individual elements in tree structure
Individual elements in tree structure
Nodes
OS system for handling multiple users
OS system for handling multiple users
User management
System controlling who can use computer & what they can do
System controlling who can use computer & what they can do
Access control
Interface using windows, icons, menus, pointers
Interface using windows, icons, menus, pointers
GUI (Graphical User Interface)
Text-based interface requiring typed commands
Text-based interface requiring typed commands
CLI (Command Line Interface)
Permission: view contents only
Permission: view contents only
Read
Permission: view & change files, but not delete
Permission: view & change files, but not delete
Write
Permission: run a programme file
Permission: run a programme file
Execute
Permission: complete control including removal
Permission: complete control including removal
Delete
Extra hardware like printers, keyboards, mice
Extra hardware like printers, keyboards, mice
Peripheral devices
Programmes translating between OS & peripherals
Programmes translating between OS & peripherals
Device drivers