Today you turned on your computer after being on vacation for a week. you see spinning white dots on a black screen. you decide that an update might be installing, so you allow the computer to work for approximately 20 minutes. after 20 minutes, you turn off your computer and then restart it, and it fails two more times. what tool should you use first to repair your computer?

Why is it uncommon for users to perform searches directly in database tables? a.)users are discouraged from interacting directly with tables because they might confuse tables with spreadsheets. b.) users are discouraged from interacting directly with tables because this may result in unintended changes to source data. c.)users do not have the technical skills required to perform searches directly in database tables. d.)users do not have the permissions required to perform searches directly in database tables.