період поновлення(An interval of time used by of a zone to determine how often to check if their zone data needs to be refreshed. When the refresh interval expires, the secondary master checks with its source for the zone to see if its zone data is still current or if it needs to be updated using a zone transfer. This interval is set in the SOA (start-of-authority) resource record for each zone)
частота оновлення(In computer graphics, the frequency at which the screen is redrawn to prevent the image from flickering. The entire image area of most monitors is refreshed approximately 60 times per second)
скинути параметри Windows(To reset the Windows operating system using a method that restores PC settings to defaults but retains a user's files and personalization touches)