Question 1) A. Social engineering
Question 2) D. gpupdate
Question 3) A. Use compressed air to free the dust from the components and remove it with an ESD vacuum.
Question 4) B. Event Viewer
Question 5) B. Digitizer
Question 6) B. offer different repair/replacement options, if applicable.
Question 7) B. Antivirus
Question 8) C. Close all running apps.
Question 9) B. Scheduled nightly backups
Question 10) D. 64-bit