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  2. International Software Testing Qualifications Board - Wikipedia

    en.wikipedia.org/wiki/International_Software...

    Certification is valid for life (Foundation Level and Advanced Level), and there is no requirement for recertification. ISTQB Member boards are responsible for the quality and the auditing of the examination. Worldwide there are testing boards in 67 countries (date: April 2021). Authorized exam providers are also able to offer exams including e ...

  3. MATLAB - Wikipedia

    en.wikipedia.org/wiki/MATLAB

    MATLAB (an abbreviation of "MATrix LABoratory" [22]) is a proprietary multi-paradigm programming language and numeric computing environment developed by MathWorks.MATLAB allows matrix manipulations, plotting of functions and data, implementation of algorithms, creation of user interfaces, and interfacing with programs written in other languages.

  4. CompTIA - Wikipedia

    en.wikipedia.org/wiki/CompTIA

    Linux+: A single exam known as XK0-004 [12] that is renewable through the CE program, [13] the certification covers Linux operating systems, from their installation and use to the basics of applicable free software and open source licenses. Was formerly a two-part exam LX0-103 and LX0-104 in partnership with Linux Professional Institute. [14]

  5. Finite element method - Wikipedia

    en.wikipedia.org/wiki/Finite_element_method

    The S-FEM, Smoothed Finite Element Methods, is a particular class of numerical simulation algorithms for the simulation of physical phenomena. It was developed by combining mesh-free methods with the finite element method.

  6. History of software - Wikipedia

    en.wikipedia.org/wiki/History_of_software

    Free and Open Source Software (FOSS) refers to software that is both freely available for use and distributed under licenses that grant users the freedom to access, modify, and share the software's source code. This approach contrasts with proprietary software, where the source code is typically closed and usage is restricted by licensing ...

  7. Board certification - Wikipedia

    en.wikipedia.org/wiki/Board_certification

    Since many certification boards have begun requiring periodic re-examination, critics in newspapers such as The New York Times have decried board certification exams as being "its own industry", costing doctors thousands of dollars each time and serving to enrich testing and prep companies rather than improving the quality of the profession. [14]

  8. Telecommunications - Wikipedia

    en.wikipedia.org/wiki/Telecommunications

    Earth station at the satellite communication facility Raisting Earth Station in Raisting, Bavaria, Germany. Telecommunication, often used in its plural form or abbreviated as telecom, is the transmission of information over a distance using electronic means, typically through cables, radio waves, or other communication technologies.

  9. Pearson correlation coefficient - Wikipedia

    en.wikipedia.org/wiki/Pearson_correlation...

    Pearson's correlation coefficient is the covariance of the two variables divided by the product of their standard deviations. The form of the definition involves a "product moment", that is, the mean (the first moment about the origin) of the product of the mean-adjusted random variables; hence the modifier product-moment in the name.