Volledige Samenvatting Make IT Happen - Organisatie en ICT (F710345) die je 15/20 bezorgt!
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Course
Organisatie en ICT (F710345)
Institution
Universiteit Gent (UGent)
Book
Make IT Happen
Samenvatting die uit 52 bladzijdes bestaat met een uitgebreide inleiding, figuren uit het boek, duidelijke verwijzingen en voorbeelden. Het boek bespreekt de basis van ICT en haar organisatiemogelijkheden. Onderwerpen zoals Blockchain, Big data, organisatie, Green IT, menselijke kapitaal etc. komen...
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Hoofdstuk 1 – Informatiesystemen.................................................................................................................................5
1.1 Inleiding.................................................................................................................................................................6
1.2 Informatiesystemen..............................................................................................................................................6
1.3 Soorten informatiesystemen.................................................................................................................................6
1.4 Onderdelen van een informatiesysteem...............................................................................................................6
1.5 Hulpbronnen van informatiesystemen..................................................................................................................7
1.6 Externe factoren die mee vorm geven aan informatiesystemen...........................................................................7
1.7 Wie heeft nood aan informatie van organisaties...................................................................................................7
1.8 Inzetbaarheid van informatie................................................................................................................................8
1.8.1 Transactie verwerkende systemen.................................................................................................................8
1.8.2 Procesbesturingssystemen.............................................................................................................................8
1.8.3 Samenwerkingssystemen...............................................................................................................................8
1.8.4 Managementsystemen...................................................................................................................................8
1.9 Verschil in informatiebehoefte..............................................................................................................................8
1.10 Belangrijke wetten in het kader van informatiesystemen...................................................................................8
1.10.1 De wet van Moore........................................................................................................................................8
1.10.2 De wet van Mass digital storage...................................................................................................................8
1.10.3 De wet van Metcalfe.....................................................................................................................................9
1.11 Impact van nieuwe technologie op eindgebruikers.............................................................................................9
1.11.1 TALC..............................................................................................................................................................9
1.11.2 UTAUT...........................................................................................................................................................9
1.11.3 Uitbreiding van UTAUT.................................................................................................................................9
Hoofdstuk 2 -strategische inzetbaarheid van ICT..........................................................................................................10
2.1 Porter................................................................................................................................................................... 10
2.1.1 Het vijfkrachtenmodel van Porter................................................................................................................10
2.1.2 Generische concurrentiestrategieën van Porter...........................................................................................11
2.1.3 De waardeketen van Porter..........................................................................................................................11
2.2 De innovatiestrategie..........................................................................................................................................12
2.3 Resource-Based View of a Firm (RBVF)................................................................................................................12
2.3.1 Het vrio-model..............................................................................................................................................12
2.4 Het Deltamodel...................................................................................................................................................12
Hoofdstuk 3 – IT-infrastructuur.....................................................................................................................................14
3.1 Wat is IT-infrastructuur.......................................................................................................................................14
3.2 Onderdelen van IT-infrastructuur........................................................................................................................14
3.2.1 Hardware......................................................................................................................................................14
3.2.2 Netwerken....................................................................................................................................................14
3.2.3 Software.......................................................................................................................................................14
3.2.4 Data (banken) beheer...................................................................................................................................14
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, 3.2.5 Informatiediensten.......................................................................................................................................14
3.2.6 Besturingssystemen......................................................................................................................................14
3.2.7 Standaarden.................................................................................................................................................14
3.2.8 Systeembeheer.............................................................................................................................................14
3.2.9 Beveiliging.....................................................................................................................................................14
3.2.10 Mensen.......................................................................................................................................................14
3.2.11 Opleidingen................................................................................................................................................15
3.2.12 Onderzoek en ontwikkeling........................................................................................................................15
3.3 Krachten die een invloed hebben op de IT-infrastructuur...................................................................................15
3.3.1 Interne factoren............................................................................................................................................15
3.3.2 Externe factoren...........................................................................................................................................16
3.4 TVO VS. ROI.........................................................................................................................................................16
3.5 IT-infrastructuur bewust kiezen...........................................................................................................................16
3.5.1 Het magische kwadrant van Gartner............................................................................................................16
3.5.2 Gartners kritische functionaliteiten..............................................................................................................16
3.5.3 Gartners hypercyclus....................................................................................................................................16
3.5.4 De marktklok voor technologie volgens Gartner..........................................................................................17
3.6 Trends in IT-infrastructuur...................................................................................................................................17
3.6.1 Cloud-computing..........................................................................................................................................17
3.6.3 Edge-computing............................................................................................................................................18
3.6.4 RFID..............................................................................................................................................................18
3.6.5 Blokchain......................................................................................................................................................18
3.6.6 Green it.........................................................................................................................................................18
Hoofdstuk 4 – databanken............................................................................................................................................19
4.1 Data-hiërarchie....................................................................................................................................................19
4.2 De opbouw van een relationele databank...........................................................................................................19
4.2.1 Metagegevens..............................................................................................................................................19
4.2.2 Sleutelveld....................................................................................................................................................19
4.2.3 Normaliseren van databanken..........................................................................................................................19
4.3 Het datamodel of gegevensmodel.......................................................................................................................20
4.4 Databankmodellen..............................................................................................................................................20
4.4.1 Het relationele model...................................................................................................................................20
4.4.2 Het multidimensionale model......................................................................................................................20
4.4.3 Het objectgeoriënteerde databankmodel....................................................................................................20
4.5 Database management system...........................................................................................................................21
4.5.1 Databankontwikkeling..................................................................................................................................21
4.5.2 Databankonderhoud.....................................................................................................................................21
4.5.3 Databankbevraging.......................................................................................................................................21
4.5.4 applicatieontwikkeling..................................................................................................................................21
4.6 Problemen met bestandsverwerking...................................................................................................................21
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, 4.6.1 gegevensredundantie...................................................................................................................................21
4.6.2 Gegevensinconsistentie................................................................................................................................21
4.6.3 Gegevensafhankelijkheid..............................................................................................................................21
4.6.4 Gebrek aan flexibiliteit..................................................................................................................................21
4.6.5 Gebrek aan gegevensintegriteit....................................................................................................................21
4.6.6 Gebrek aan standaarden..............................................................................................................................21
4.6.7 Onvermogen om informatie te delen...........................................................................................................22
4.7 De datamanagementbenadering.........................................................................................................................22
4.8 Types databanken................................................................................................................................................22
4.8.1 Gedistribueerde databanken........................................................................................................................22
4.8.2 Externe databanken......................................................................................................................................22
4.8.3 Databanken en het internet.........................................................................................................................22
4.9 Databanken ter verbetering van de bedrijfsprestaties en de besluitvorming.....................................................22
4.9.1 Big data.........................................................................................................................................................22
4.9.2 Datawarehouse en datamarts......................................................................................................................22
4.9.3 Data lakes.....................................................................................................................................................23
4.9.4 In-memory computing..................................................................................................................................23
4.9.5 Data-analyse: relaties, patronen en trends...................................................................................................23
Hoofdstuk 5 – Netwerken..............................................................................................................................................23
5.1 Trends in telecommunicatie................................................................................................................................23
5.2 De strategische functionaliteiten van netwerken................................................................................................23
5.3 Computernetwerken...........................................................................................................................................24
5.3.1 Netwerktypes...............................................................................................................................................24
5.3.2 Componenten van een computernetwerk....................................................................................................24
5.3.3 Verbindingen van netwerkcomponenten.....................................................................................................24
5.3.4 Netwerkarchitecturen..................................................................................................................................25
5.3.5 Het internet..................................................................................................................................................25
5.4 TCP/IP-NETWERKEN............................................................................................................................................25
5.4.1 Basisbegrippen.............................................................................................................................................25
5.4.2 HET OSI-model, basis van de TCP/IP-protocolstack......................................................................................26
5.4.3 Protocollen in de applicatielaag....................................................................................................................27
5.4.4 Protocollen in de transportlaag....................................................................................................................28
5.4.5 Protocollen in de (inter)netwerklaag............................................................................................................28
5.4.6 Protocollen in de netwerklinklaag................................................................................................................29
5.5 Draadloze netwerken..........................................................................................................................................29
5.5.1 Cellulaire systemen.......................................................................................................................................29
5.5.2 Wifi en draadloos internet............................................................................................................................29
5.5.3 Bleutooth......................................................................................................................................................29
5.6 Internet, intranet, extranet.................................................................................................................................29
5.7 Netwerken en hun bedrijfswaarden....................................................................................................................30
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