From pcr test for covid 19 can find any type of...

Does COVID-19 test positive or show results of other infections ?
no , its only shows the results of COVID-19
is COVID-19 pcr test accurate ?
yes , its highly accurate test with 90% rate 
What are the symptoms of corona virus?
The main symptoms of Corona virus are:
1. fever
2. Coughing
3. Shortness of breath
When do symptoms appear?
Symptoms appear after exposure to the virus in 2-14 days
How to protect your self from corona virus?
You can protect your self by following these steps:
1. Avoid gathering areas and groups 
2. always wear mouth and nose masks outside
3. wash your hand thoroughly 
4. Avoid kissing and body contact