# Virtual Control Program Interface

> Software interface that allows the simultaneous running of several DOS programs as well as the direct addressing of the expansion memory in protected mode.

**Wikidata**: [Q3440065](https://www.wikidata.org/wiki/Q3440065)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Virtual_Control_Program_Interface)  
**Source**: https://4ort.xyz/entity/virtual-control-program-interface