Computer Dictionary/16-bit application

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Software for MS-DOS or [[Computer Dictionary/Microsoft

Windows|Microsoft Windows]] which originally ran on the 16-bit Intel 8088 and 80286 microprocessors. These used a [[Computer Dictionary/segmented address space|segmented address space]] to extend the range of addresses from what is possible with just a 16-bit address. Programs with more than 64 kilobytes of code or data therefore had to waste time switching between segments. Furthermore, programming with segments is more involved than programming in a [[Computer Dictionary/flat address space|flat address space]], giving rise to warts like memory models in C and C++.

Compare 32-bit application.

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