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  2. PPI - Wikipedia

    en.wikipedia.org/wiki/PPI

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  3. List of computing and IT abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_computing_and_IT...

    PBS—Portable Batch System; PC—Personal Computer; PCB—Printed Circuit Board; PCB—Process Control Block; PC DOS—Personal Computer Disc Operating System; PCI—Peripheral Component Interconnect; PCIe—PCI Express; PCI-X—PCI Extended; PCL—Printer Command Language; PCMCIA—Personal Computer Memory Card International Association; PCM ...

  4. Proton-pump inhibitor - Wikipedia

    en.wikipedia.org/wiki/Proton-pump_inhibitor

    As described above, the active form will covalently and irreversibly bind to the gastric proton pump, deactivating it. In H. pylori eradication, PPIs help by increasing the stomach pH, causing the bacterium to shift out of its coccoid form which is resistant to both acids and antibiotics. PPIs also show some weaker additional effects in ...

  5. List of information technology initialisms - Wikipedia

    en.wikipedia.org/wiki/List_of_information...

    Intrusion prevention system Security "NIST - Guide to Intrusion Detection and Prevention Systems (IDPS)". 2007-02. Retrieved 2010-08-24. IS-IS: Intermediate System to Intermediate System (routing protocol) Internet Layer ISO/IEC 10589:2002: ISDN: Integrated Services Digital Network Telecom IEC Area 716-xx: ISP: Internet service provider Telecom

  6. Abbreviated Test Language for All Systems - Wikipedia

    en.wikipedia.org/wiki/Abbreviated_Test_Language...

    Abbreviated Test Language for All Systems (ATLAS) is a specialized programming language for use with automatic test equipment (ATE). It is a compiled high-level computer language and can be used on any computer whose supporting software can translate it into the appropriate low-level instructions .

  7. Parallel Peripheral Interface - Wikipedia

    en.wikipedia.org/wiki/Parallel_Peripheral_Interface

    The Parallel Peripheral Interface (PPI) is a peripheral found on the Blackfin embedded processor. The PPI is a half-duplex , bi-directional port that is designed to connect directly to LCDs , CMOS sensors , CCDs , video encoders (video DACs ), video decoders (video ADCs ) or any generic high speed, parallel device.

  8. Pixel density - Wikipedia

    en.wikipedia.org/wiki/Pixel_density

    The dot pitch of a computer display determines the absolute limit of possible pixel density. Typical circa-2000 cathode-ray tube or LCD computer displays range from 67 to 130 PPI, though desktop monitors have exceeded 200 PPI, and certain smartphone manufacturers' flagship mobile device models have been exceeding 500 PPI since 2014.

  9. Polarity item - Wikipedia

    en.wikipedia.org/wiki/Polarity_item

    An affirmation is a positive polarity item, abbreviated PPI or AFF. A negation is a negative polarity item , abbreviated NPI or NEG . The linguistic environment in which a polarity item appears is a licensing context .