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Terminate-and-stay-resident program

A terminate-and-stay-resident program (commonly TSR) is a computer program running under DOS that uses a system call to return control to DOS as though it has finished, but remains in computer memory so it can be reactivated later. This technique partially overcame DOS's limitation of executing only one program, or task, at a time. TSRs are used only in…

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Terminate-and-stay-resident program

Nodes79
Edges78
Triples7
Avg. degree1.97
Density0.025316
Components1

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dos tsrs interrupt memory program tsr kb using system call run later called use many 640 control software windows device

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SubjectPredicateObjectConfidenceSrc
TesSeRactinstance ofThis problem gave rise to TSR cooperation frameworks0.80text
AMIS.Seeing a TSR inspired Andy Hertzfeld to create Switcher for Classic MacOS.Interrupt sharingTo manage problems with many TSRs sharing the same interruptinstance ofThis problem gave rise to TSR cooperation frameworks0.80text
a method called Alternate Multiplex Interrupt Specificationinstance ofThis problem gave rise to TSR cooperation frameworks0.80text
DPMS or CLOAKINGinstance ofunless they utilize techniques0.80text
Quarterdeck's Optimize or Microsoft's MEMMAKER which try to maximize the available space in the first 640 KB by determining how best to allocate TSRs between lowinstance ofmemory managers started including programs0.80text
high memoryinstance ofmemory managers started including programs0.80text
patching the interrupt descriptor tableinstance ofthough Win16 applications can do TSR-like tricks0.80text

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