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ICT Vocabulary Guide

ICT Vocabulary Guide. Sam Testa 10030615. antivirus. ( anti- vahy - ruh’s ) Definition: Software designed to detect and destroy computer viruses. Example: Norton Antivirus Origin: Latin / Greek Anti (Greek) – against, opposite, instead of Virus (Latin) – poison, sap or plants, slimy liquid

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ICT Vocabulary Guide

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  1. ICT Vocabulary Guide Sam Testa 10030615

  2. antivirus • (anti-vahy-ruh’s) • Definition: Software designed to detect and destroy computer viruses. • Example: Norton Antivirus • Origin: Latin / Greek • Anti (Greek) – against, opposite, instead of • Virus (Latin) – poison, sap or plants, slimy liquid • Viscum (Latin) – sticky substance • Ios (Greek) – poison • It literally means: against poison • Related words: antisocial, viral, virology

  3. Asymmetric • (ey-suh-me-trik) • Definition: Having parts which fail to correspond to one another in shape, size, or arrangement; lacking symmetry. • Example: Asymmetric Digital Subscriber Line (ADSL). The download portion of the bandwidth is larger than the upload portion. • Origin: Greek • A – not • Symmetros – having a common measure • Sym – similar • Metros – measure • It literally means: not similar measure • Related words: symmetry, asynchronous

  4. Binary • (bahy-nuh-ree) • Definition: Relating to, composed of, or involving two things. • Example: Binary system • Origin: Latin • Binarius – consisting of two • It literally means: consisting of two • Related words: bicycle, biannual

  5. Frequency • (free-kwuh’n-see) • Definition: The rate at which something occurs over a particular period of time or in a given sample. • Example: Processor frequency • Origin: Latin • Frequentem – crowded, repeated • It literally means: repeated • Related words: frequent

  6. Gigahertz • (gig-uh-hurts) • Definition: A measure of frequency, related to one thousand million cycles per second. • Example: 2.4gHz processor • Origin: Greek • Gigas – giant • Hertz – German physicist Heinrich Hertz (demonstrated existence of electromagnetic waves). Hertz is a measure of frequency that was named after him. • It literally means: giant frequency • Related words: megahertz, kilohertz, gigabyte, gigantic

  7. Modulation • (moj-uh-ley-shuh’n) • Definition: Changing from one form into another. • Altering the amplitude or frequency of an oscillation in accordance with variations of a second signal. • Example: Modem – modulator / demodulator • Origin: Latin • Modulatio – rhythmical measure, singing and playing, melody • Modulatus – regulate, measure off properly • It literally means: regulation • Related words: modem, demodulation, module

  8. Image Sources • http://en.wikipedia.org/wiki/Asymmetry • http://akorra.com/2011/07/04/top-10-universal-languages/ • http://www.qrg.northwestern.edu/projects/vss/docs/communications/1-what-is-frequency.html • http://au.shopping.com/Intel-Intel-Core-2-Duo-E8600-3-33GHz-Dual-Core-1333MHz-FSB-6MB-L2-Cache-Socket-LGA775-Wolfdale-45nm/info • http://www.tech-faq.com/pulse-position-modulation.html

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