Download Dictionary of information science and technology / 2 K - Z by Mehdi Khosrowpour PDF

By Mehdi Khosrowpour

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In ORM, fact types may be of arity 1 or more. In UML, fact types (associations) may be of arity 2 or more. (Halpin, 2005) 1: One of four knowledge transmission mechanisms according to Nonaka. Articulation is about explicit or codiied knowledge being transferred to become explicit knowledge elsewhere by recombining two or more sets of coded knowledge. (Brock & Zhou, 2006) 2: The process by which sounds are formed; the manner in which notes are struck, sustained, and released. Examples: staccato (shortening and detaching of notes), legato (smooth), pizzicato (plucking strings), vibrato (varying the pitch of a note up and down), muted (stringed instruments, by sliding a block of rubber or similar material onto the bridge), brass (by inserting a conical device into the bell).

Hawkins & Baker, 2005) 2: A process of assisting an individual with a disability in the selection of appropriate assistive technology devices and/or conigurations of standard information technology devices. (Trewin & Keates, 2006) 3: Determining how much someone has learned or how well someone understands a particular subject. , 2005) 4: Process by which learning gains or performance chance are measured and labelled according to a consistent scoring criterion. (Collis & Moonen, 2005a) 5: Systematic evaluation of student work and learning based on scoring criteria and leading to a mark or grade.

DaSilva, 2005) Ast: See Attitude Toward the Site. ASTD: See American Societ y for Training & Development. Asymmetric Communication A process in which both communicating parties are at different levels of economic and social development. (Targowski & Metwalli, 2005) Asymmetric Cryptography A data encryption system that uses two separate but related encryption keys. The private key is known only to its owner, while the public key is made available in a key repository or as part of a digital certiicate.

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