1 The hard disk has a small arm that can move from ring to ring on the surface of the disk. To reach a particular sector, the hard disk moves the arm to the right ring and waits for the sector to spin into position.  Hard disks are slow in computer terms.
Chester William Nimitz, Sr. (/ËnÉªmÉªts/; February 24, 1885 â February 20, 1966) was a fleet admiral of the United States Navy.
The name Chester is an American baby name. In American the meaning of the name Chester is: Camp. English Meaning: The name Chester is an English baby name. In English the meaning of the name Chester is: From an English surname and place name, but ultimately based on the Latin 'castra' meaning camp.Famous people: American president Chester A. Arthur.n English the meaning of the name Chester is: From an English surname and place name, but ultimately based on the Latin 'castra' meaning camp. Famous people: American president Chester A. Arthur.