PIKACHUKAWAIIGO PIKACHUKAWAIIGO Technology and Home Economics Answered Activity 1: Write PM if the activities given is under planned maintenance and CBM if it is underconditioned based maintenance.1. cleaning computer hardware2. visual inspection3. deleting unused programs4. verifying the latest antivirus5. non-invasive measurements6. downloading the latest drivers7. parts replacement8, running disk software utilities9. performance and scheduled test10. diagnostic test