HOS

(computer science) higher-order software
(navigation) horizontal obstacle sonar

(Higher Order Software) A design and documentation technique used to break down an information system into a set of functions that are mathematically correct and error free. It uses a rigid set of rules for the decomposition of the total system into its elementary components. The resulting specifications are complete enough to have machine language programs generated directly from them.

HOS is an acronym that may mean:

• Hall of Shame
• a board game, see Hammer of the Scots (board game)
• the Hampshire Ornithological Society [1]
• Hands On Sacramento [2]
• Head of State
• Health Online Service [3]
• Health Organization Studies [4]
• Health Outcomes Survey [5] – a program of the United States Department of Health and Human Services
• Hekscher-Ohlin-Samuelson economic theory
• Higher order statistics
• Home Ownership Scheme by the Hong Kong Housing Authority
• Hoosier Southern Railroad (AAR reporting marks HOS)
• Horizon Open Systems [6]
• Hornbeck Offshore Services – stock ticker symbol HOS
• Hours of service [7]
• Housing Ombudsman Service [8]
• Haverfordwest Operatic Society [9]
• Human osteosarcoma cell lines
• Holt-Oram syndrome
• Croatian Defence Forces - croatian abbrevation HOS.

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