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  2. PDF/A - Wikipedia

    en.wikipedia.org/wiki/PDF/A

    PDF is a standard for encoding documents in an "as printed" form that is portable between systems. However, the suitability of a PDF file for archival preservation depends on options chosen when the PDF is created: most notably, whether to embed the necessary fonts for rendering the document; whether to use encryption; and whether to preserve additional information from the original document ...

  3. PDF - Wikipedia

    en.wikipedia.org/wiki/PDF

    HTML Form format HTML 4.01 Specification since PDF 1.5; HTML 2.0 since 1.2 Forms Data Format (FDF) based on PDF, uses the same syntax and has essentially the same file structure, but is much simpler than PDF since the body of an FDF document consists of only one required object. Forms Data Format is defined in the PDF specification (since PDF 1.2).

  4. Academic grading in the United States - Wikipedia

    en.wikipedia.org/wiki/Academic_grading_in_the...

    The top grade, A, is given here for performance that exceeds the mean by more than 1.5 standard deviations, a B for performance between 0.5 and 1.5 standard deviations above the mean, and so on. [17] Regardless of the absolute performance of the students, the best score in the group receives a top grade and the worst score receives a failing grade.

  5. Test score - Wikipedia

    en.wikipedia.org/wiki/Test_score

    A test score is a piece of information, usually a number, that conveys the performance of an examinee on a test. One formal definition is that it is "a summary of the evidence contained in an examinee's responses to the items of a test that are related to the construct or constructs being measured." [1]

  6. Exam - Wikipedia

    en.wikipedia.org/wiki/Exam

    This is an accepted version of this page This is the latest accepted revision, reviewed on 13 January 2025. Educational assessment For other uses, see Exam (disambiguation) and Examination (disambiguation). Cambodian students taking an exam in order to apply for the Don Bosco Technical School of Sihanoukville in 2008 American students in a computer fundamentals class taking an online test in ...

  7. List of file signatures - Wikipedia

    en.wikipedia.org/wiki/List_of_file_signatures

    nuru ASCII/ANSI image and palette files [15] 53 44 50 58 (big-endian format) SDPX: 0 dpx SMPTE DPX image: 58 50 44 53 (little-endian format) XPDS: 76 2F 31 01: v/1␁ 0 exr OpenEXR image: 42 50 47 FB: BPGû: 0 bpg Better Portable Graphics format [16] FF D8 FF DB: ÿØÿÛ: 0 jpg jpeg JPEG raw or in the JFIF or Exif file format [17] FF D8 FF E0 ...

  8. Get the Boydton, VA local weather forecast by the hour and the next 10 days.

  9. Hamilton Rating Scale for Depression - Wikipedia

    en.wikipedia.org/wiki/Hamilton_Rating_Scale_for...

    The patient is rated by a clinician on 17 to 29 items (depending on version) scored either on a 3-point or 5-point Likert-type scale. For the 17-item version, a score of 0–7 is considered to be normal while a score of 20 or higher (indicating at least moderate severity) is usually required for entry into a clinical trial. [11]