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  2. Instructions per cycle - Wikipedia

    en.wikipedia.org/wiki/Instructions_per_cycle

    The useful work that can be done with any computer depends on many factors besides the processor speed. These factors include the instruction set architecture, the processor's microarchitecture, and the computer system organization (such as the design of the disk storage system and the capabilities and performance of other attached devices), the efficiency of the operating system, and the high ...

  3. Inter-process communication - Wikipedia

    en.wikipedia.org/wiki/Inter-process_communication

    In computer science, interprocess communication (IPC) is the sharing of data between running processes in a computer system. Mechanisms for IPC may be provided by an operating system . Applications which use IPC are often categorized as clients and servers , where the client requests data and the server responds to client requests. [ 1 ]

  4. PCB NC formats - Wikipedia

    en.wikipedia.org/wiki/PCB_NC_formats

    The IPC-NC-349 format is the only IPC standard governing drill and routing formats. [5] XNC is a strict subset of IPC-NC-349, Excellon a big superset. Many indefinite NC files pick some elements of the IPC standard. [1] A digital rights managed copy of the specification is available from the IPC website, for a fee.

  5. IPC (electronics) - Wikipedia

    en.wikipedia.org/wiki/IPC_(electronics)

    IPC is a trade association whose aim is to standardize the assembly and production requirements of electronic equipment and assemblies. IPC is headquartered in Bannockburn, Illinois, United States with additional offices in Washington, D.C. Atlanta, Ga., and Miami, Fla. in the United States, and overseas offices in China, Japan, Thailand, India, Germany, and Belgium.

  6. Signal (IPC) - Wikipedia

    en.wikipedia.org/wiki/Signal_(IPC)

    Version 1 Unix (1971) had separate system calls to catch interrupts, quits, and machine traps. kill appeared in Version 2 (1972). Version 4 (1973) combined all traps into one call, signal. Version 5 (1974) could send arbitrary signals. [1] In Version 7 (1979) each numbered trap received a symbolic name.

  7. International Patent Classification - Wikipedia

    en.wikipedia.org/wiki/International_Patent...

    The International Patent Classification (IPC) is a hierarchical patent classification system used in over 100 countries to classify the content of patents in a uniform manner. It was created under the Strasbourg Agreement (1971), one of a number of treaties administered by the World Intellectual Property Organization (WIPO).

  8. IDC (electrical connector) - Wikipedia

    en.wikipedia.org/wiki/IDC_(electrical_connector)

    In some instances USB through version 2 on motherboards – 2.54 mm pitch, 10 pins, 2×5 (2 rows of 5 pins) [9] For all of the above connectors, the computer manufacturer typically attaches a female IDC connector onto one end of a ribbon cable, and later slides that connector onto a matching male box header or pin header on the computer ...

  9. International Plumbing Code - Wikipedia

    en.wikipedia.org/wiki/International_Plumbing_Code

    The IPC is the most widely used plumbing code in the United States and is also used as the basis for the plumbing code of several other countries [citation needed].Wide adoptions are important as they help reduce manufacturer and end-user costs by allowing the use of materials across a wide user base, thus allowing economies of scale in the production of materials used in construction.