Look up dos, DOS in Wiktionary, the free dictionary.

DOS may refer to:

• The 1966 IBM mainframe computer disk operating system DOS, later called DOS/360

• a group of similar disk-based operating systems for several microcomputers based on the Intel 8086 family of microprocessors. None of these operating systems was named "DOS" alone, though they are collectively referred to by this name.
  • MS-DOS (created 1981)
  • PC-DOS (created 1981)
  • DOS Plus (created 1985)
  • DR-DOS (created 1988)
  • PTS-DOS (created 1991)
  • FreeDOS (created 1994)
  • OpenDOS (created 1996)

• Disk operating system, a kind of computer operating system designed to be used with disk drives, such as:
  • AmigaDOS
  • AMSDOS
  • ANDOS
  • Apple DOS
  • Atari DOS
  • Commodore DOS
  • CSI-DOS
  • ProDOS
  • TRS-DOS

• Density of states, a property in condensed matter physics.
• Democratic Opposition of Serbia, a former multi-party political alliance in Serbia
• Diversity oriented synthesis
• Day of Silence

DoS may refer to:

• United States Department of State, the Cabinet-level agency in charge of the foreign affairs of the United States.
• Denial-of-service attack, a form of attack on a computer system or network.
• Castlevania: Dawn of Sorrow, a video game for the Nintendo DS.
• Final Fantasy I&II: Dawn of Souls, a remake of two first games of Final Fantasy series on Gameboy Advance.

Dos may refer to:

• Dos (band), an American band that consists of the bass rock duo Mike Watt and Kira Roessler.

See also

• Doss

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