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  2. exit (system call) - Wikipedia

    en.wikipedia.org/wiki/Exit_(system_call)

    The exit operation typically performs clean-up operations within the process space before returning control back to the operating system. Some systems and programming languages allow user subroutines to be registered so that they are invoked at program termination before the process actually terminates for good. As the final step of termination ...

  3. Widows and orphans - Wikipedia

    en.wikipedia.org/wiki/Widows_and_orphans

    The last line of a paragraph continuing on to a new page (highlighted yellow) is a widow (sometimes called an orphan). In typesetting, widows and orphans are single lines of text from a paragraph that dangle at either the beginning or end of a block of text, or form a very short final line at the end of a paragraph. [1]

  4. Orphan process - Wikipedia

    en.wikipedia.org/wiki/Orphan_process

    A server process is also said to be orphaned when the client that initiated the request unexpectedly crashes after making the request while leaving the server process running. These orphaned processes waste server resources and can potentially leave a server starved for resources. However, there are several solutions to the orphan process problem:

  5. Requirements traceability - Wikipedia

    en.wikipedia.org/wiki/Requirements_traceability

    Requirements traceability is a sub-discipline of requirements management within software development and systems engineering.Traceability as a general term is defined by the IEEE Systems and Software Engineering Vocabulary [1] as (1) the degree to which a relationship can be established between two or more products of the development process, especially products having a predecessor-successor ...

  6. XFA - Wikipedia

    en.wikipedia.org/wiki/XFA

    Another major advantage of XFA is that its data format allows compatibility with other systems, and with changes to other technology, applications and technology standards. According to JetForm's submission to the World Wide Web Consortium , "XFA addresses the needs of organizations to securely capture, present, move, process, output and print ...

  7. Protection ring - Wikipedia

    en.wikipedia.org/wiki/Protection_ring

    Most modern operating systems use level 0 for the kernel/executive, and use level 3 for application programs. Any resource available to level n is also available to levels 0 to n, so the privilege levels are rings. When a lesser privileged process tries to access a higher privileged process, a general protection fault exception is reported to ...

  8. System call - Wikipedia

    en.wikipedia.org/wiki/System_call

    A high-level overview of the Linux kernel's system call interface, which handles communication between its various components and the userspace. In computing, a system call (commonly abbreviated to syscall) is the programmatic way in which a computer program requests a service from the operating system [a] on which it is executed.

  9. XSL Formatting Objects - Wikipedia

    en.wikipedia.org/wiki/XSL_Formatting_Objects

    These allow the format to specify a string of text in a separate window that can be selected by the user. When selected, the document window scrolls immediately to a specific region of the document. XSL-FO v1.1 now provides the ability to create named bookmarks in XSL-FO, thus allowing the processor to pass this on to an output format that ...