Recently while working on one of the requirements, I had to prepare list of solution components that can be deactivated.
Below is the table that I had prepared for quick reference
| Solution Component | Can be deactivated? |
| Form | Yes |
| View | Yes |
| Business Rule | Yes |
| Process | Yes |
| Connection Role | Yes |
| Routing Rule Set | Yes |
| Record Creation and Update Rule | Yes |
| SLA | Yes |
| Entity | No |
| Chart | No |
| Field | No |
| Key | No |
| Relationship | No |
| Option Set | No |
| Application Ribbon | No |
| Site Map | No |
| Web Resource | No |
| Dashboard | No |
| Report | No |
| Templates | No |
| Security Roles | No |
| Field Security Profile | No |
Hope it helps..
