Operating
Systems
Computer
Architecture
,Recap from Last Lecture
• Operating System is a complex
system which plays several roles:
• resource manager
• virtual machine
• HW/SW interface
06/10/2022
,Recap from Last Lecture
• Operating System is a complex system
which plays several roles:
• resource manager
• virtual machine
• HW/SW interface
• Exposes services to users/applications
(SW) leveraging the physical machine
(HW)
06/10/2022
, Recap from Last Lecture
• Operating System is a complex system
which plays several roles:
• resource manager
• virtual machine
• HW/SW interface
• Exposes services to users/applications
(SW) leveraging the physical machine
(HW)
• Changes in HW may affect OS design
06/10/2022
Systems
Computer
Architecture
,Recap from Last Lecture
• Operating System is a complex
system which plays several roles:
• resource manager
• virtual machine
• HW/SW interface
06/10/2022
,Recap from Last Lecture
• Operating System is a complex system
which plays several roles:
• resource manager
• virtual machine
• HW/SW interface
• Exposes services to users/applications
(SW) leveraging the physical machine
(HW)
06/10/2022
, Recap from Last Lecture
• Operating System is a complex system
which plays several roles:
• resource manager
• virtual machine
• HW/SW interface
• Exposes services to users/applications
(SW) leveraging the physical machine
(HW)
• Changes in HW may affect OS design
06/10/2022
