Symptoms Associated with Cerebellar function test. These symptoms may be diagnosed by, screened for, or associated with Cerebellar function test: 1  Headache. 2  Vomiting. 3  Poor coordination. 4  Loss of balance. 5  Speech problems. 6  Stumbling. 7  Difficulty using a pencil, buttoning a shirt. 8  Abnormal eye movements.
Avast is headquartered in Prague, the capital city of what's now known as the Czech Republic. The company has three additional office locations: San Mateo, California; Linz, Austria; and Friedrichshafen, Germany.
Windows Vista does not have sufficient protection on it's own. Avast is legit, and it runs on the background, because it's protecting your system all the time. Run an updated full scan with: Malwarebytes and Spybot Search & Destroy Therafter check through with your anti virus, just to ensure it still works.