ITM 207 Definitions first half.docx

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Department
Information Technology Management
Course
ITM 207
Professor
Youcef Derbal
Semester
Winter

Description
ITM207DefinitionsChapter1NOTONEXAMComputerHardwarethephysicalelementsofacomputingsystemComputerSoftwaretheprogramsthatprovidetheinstructionsthatacomputerexecutesComputingsystemcomputerhardwaresoftwareanddatawhichinteracttosolveproblemsAbstractionamodelofacomplexsystemthatincludesonlythedetailsessentialtotheviewerChapter2RationalNumbersanintegerorthequotientoftwointegersdivisionbyzeroincludedBinaryDigitadigitinthebinarynumbersystema0ora1NaturalNumberthenumber0andanynumberobtainedbyrepeatedlyadding1toitNegativeNumberavaluelessthan0withasignoppositetoitspositivecounterpartPositionalNotationasystemofexpressingnumbersinwhichthedigitsarearrangedinsuccessionthepositionofeachdigithasaplacevalueandthenumberisequaltothesumoftheproductsofeachdigitbyitsplacevalueIntegeranaturalnumberanegativeofanaturalnumberorzeroByteeightbinarydigitsWordagroupofoneormorebytesthenumberofbitsinawordisthewordlengthofthecomputerNumberaunitofanabstractmathematicalsystemsubjecttothelawsofarithmeticBasethefoundationalvalueofanumbersystemwhichdictatesthenumberofdigitsandthevalueofdigitpositionsBitbinarydigitChapter3SignedMagnitudeRepresentationnumberrepresentationinwhichthesignrepresenttheorderingofthenumbernegativeandpositiveandthevaluerepresentsthemagnitude
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