To cause a computer to execute its boot process, effectively resetting the computer and causing the operating system to reload, especially after a system or power failure
To restart a computer for any number of reasons Some computers have a reset switch, others will reboot using a series of key commands such as, Control, Alt, Delete and choosing to restart the computer when prompted
To restart a computer by reloading the operating system This can be done by performing either a cold boot (turning the computer system off and then back on) or a warm boot (without turning the computer off) Diagnostic Y2k programs like 'Poirot" will reboot your machine automatically as part of their testing process This is a normal test procedure under these conditions
(or Restart or Reset) A user activity where the user boots a computing device without interrupting its source of electrical power The goal of this activity is typically to return the device to a known configuration state, or to remove unwanted data from volatile RAM In a Macintosh, this can be done either from the "Special" menu in the Finder (preferred) or by using the Reset Button