When your PC shuts down in all modes, this can signify a hardware or a software problem. An example of a hardware problem would be issues with the motherboard or memory. An example of software issues, are a virus, worm, or Trojan horse.

processor contain three modes.

1.Real mode -When PC in DOS programing.

2.Protected Mode -When PC operating system mode

3.virtual mode real mode - when PC in protected and real mode conmmenly.

go to a pokemon center or anywhere that has a pc, talk to the pc and go into any of the modes that let you view your pokemon, You can release them either from your party or from your PC.

depends on what this pc is.

please give more details

Holding the down the Option (alt) key while the Mac starts up will offer you the choice of available systems. Select the Mac OS X disc and the computer will boot into Mac OS X. In the Mac's System Preferences you can set the default Start Up system.