1) One presidential term is 4 years. 2) The maximum time one person can serve as President is 10 years - a VP who ascends to the presidency with less than 2 years left in the term is allowed to run for 2 more terms; if there are more than 2 years left, he or she can only run once.
1 Warding files are parallel in thickness, tapered in width, and thin. Like a hand or flat file that comes to a point on the end. Used for flat work and slotting.  Dreadnought (curved teeth) and millenicut (straight teeth) files both have heavily undercut, sharp but coarse teeth.
In general, the term drive-by download (DBD) refers to any malware installed without user consent or knowledge. This malware can download spyware, a virus, etc., and this can happen while viewing a website or popup window, or from an email message.