It is important to verify internet source choose that apply. a. the source should be written by real author. b. anyone can create a website and write false or inaccurate information on it. c..you need to make sure it is owened by a government agency. d. website can contain opinion not facts.

The reliability of a hard-disk drive is typically described in terms of a quantity called mean time between failures (mtbf). although this quantity is called a “time,” the mtbf actually is measured in drive-hours per failure. if a system contains 1,000 disk drives, each of which has a 750,000-hour mtbf, which of the following best describes how often a drive failure will occur in that disk farm: once per thousand years, once per century, once per decade, once per year, once per month, once per week, once per day, once per hour, once per minute, or once per second?