As per the order of county, it limits activity, travel and business function to only the most essential needs.
Santa Clara County Shelter at home notice
Social distancing is limiting the social activities involved with meeting each other in person and avoiding any crowded place.
Scientific evidence shows that social distancing is one of the most effective way to slow the transmission of communicable disease.
There is less information about how long the COVID-19 stays on any surface. As per New England Journal of Medicine published on March 17, it can stay for up to 72 hours on plastic and metal, 24 hour on cardboard and 3 hours in air.
New England Journal Of Medicine
Basic sanitation always helps including washing your hand before and after eating. As per the current finding published in New England Journal of Medicine, it can stay on different surfaces for hours, hence treat anything which you bring from outside including food, mail and packages, as possibly contaminated and act accordingly. Palo Alto online has comprehensive guide for food safety and handling
You should immediately go to your nearest doctor, and get a test to see if you have the virus
Yes you can, however you should try and limit it to essential needs only.