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Purdue Enterprise Reference Architecture (PERA), or the Purdue model, is a 1990s reference model for enterprise architecture, developed by Theodore J. Williams and members of the Industry-Purdue University Consortium for Computer Integrated Manufacturing.
To enable the encoding of semantics with the data, technologies such as Resource Description Framework (RDF) [2] and Web Ontology Language (OWL) [3] are used. These technologies are used to formally represent metadata. For example, ontology can describe concepts, relationships between entities, and categories of things.
EPUB is a popular format for electronic data interchange because it can be an open format and is based on HTML, as opposed to Amazon's proprietary format for Kindle readers. Popular EPUB producers of public domain and open licensed content include Project Gutenberg , Standard Ebooks , PubMed Central , SciELO and others.
[23] [24] Threaded discussions, e-mail, and telephone calls are options of asynchronous delivery. [25] This gives meaning to the anytime-anywhere appeal of online learning. [26] A benefit of asynchronous learning is the learner having more time to generate content-related responses to the instructor and peer postings; they have time to find ...
For the cite tool, see Special:Cite, or follow the "Cite this page" link in the toolbox on the left of the page in the article you wish to cite. The following examples assume you are citing the Wikipedia article on Plagiarism , using the version that was submitted on July 22, 2004, at 10:55 UTC , and that you retrieved the article on August 10 ...
Electronic paper or intelligent paper, is a display device that reflects ambient light, mimicking the appearance of ordinary ink on paper [1] – unlike conventional flat-panel displays which need additional energy to emit their own light. This may make them more comfortable to read, and provide a wider viewing angle than most light-emitting ...
A post-secondary graduate receives a diploma during a graduation ceremony at Germanna Community College in Virginia.. Higher education, also called post-secondary education, third-level or tertiary education, is an optional final stage of formal learning that occurs after completion of secondary education.
The format of individual user pages was revamped in September 2011 and became known as "Timeline", a chronological feed of a user's stories, [45] [46] including status updates, photos, interactions with apps and events. [47] The layout let users add a "cover photo". [47] Users were given more privacy settings. [47]