Operating_System
ID
Name
1
Windows 10
2
macOS Big Sur
Tablet
ID
Model
OS_ID
(→ Operating_System.ID)
1
Surface Pro 7
1
2
iPad Air
2
Laptop
ID
Model
OS_ID
(→ Operating_System.ID)
1
Dell XPS 13
1
2
MacBook Pro 16'
2