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.
To summarize - partitioning is a generic term that just means dividing your logical entities into different physical entities for performance, availability, or some other purpose. Horizontal partitioning, or sharding, is replicating the schema, and then dividing the data based on a shard key. Vertical partitioning involves dividing up the schema (and the data goes along for the ride).