Apoint is a location with no size or dimension in a region. which statement about the description of a point is true? the description precisely defines point for all cases. the description gives characteristics of a point, but not a definition. the description provides more information than is necessary to define point. the description incorrectly describes a point as having no size.

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?