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Summary Module 1.2 – Hardeware toestelle

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Rekenaars, deel van jou lewe Graad 12, 2de Uitgawe - handboek se Module 1.2 wat handel oor hardeware toestelle










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Uploaded on
July 17, 2023
Number of pages
15
Written in
2022/2023
Type
Summary

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Module 1.2 – Hardeware toestelle

Inligtingsverwerkingsiklus

Verwerking


SVE
RAM




Toevoer Afvoer


Muis Skerm
Sleutelbord Drukker




Kommunikasie Stoor


Vesel Hardeskyf
roeteerder SSD




Toevoer:
• Beplanning van ingesamelde data
• Besluite oor die beste manier om data vas te lê
• Beplanning en skep van datatoevoervorms of instruksies
Afvoer:
• Direk na stoortoestelle gestuur word
• Direk na ander rekenaars gekommunikeer word
• Gebruik om apparaat of toestelle te beheer




Verwerking:
• Kan slegs plaasvind wanneer sagteware en data in geheue van
toestel gelaai is

, • Gebruik stap-vir-stap-oplossing vir probleem (algoritme)
• Toevoerdata word geneem, inligting word daaruit geskep, en inligting
word dan afgevoer.
Stoor:
• Kies van korrekte stoormedia
• Sekuriteit- om seker te maak dat sensitiewe data goed genoeg
beskerm is (enkripsie en fisiese bewaring)
• Skep en stoor van nie IT-verwante media

Toevoertoestelle
Toevoer laat toestelle toe om data en instruksies van die gebruiker te kry.


Sleutelbord
Algemeenste toevoer toestel

Gebruike:
o Data in te tik
o Instruksies te gee
Voordele:
o Vinnigste manier om teks in te voer
o Maklik om te leer ken en gebruik
o Kortpadsleutels kan gebruik word om vinniger te werk
Beperkings:
o Nie ontwerp om saam GUI-koppelvlak gebruik te word nie
o Neem ruimte in beslag, veral met mobiele toestelle
o Moeilik vir sekere mense om te gebruik (gestremdhede)
o Nodig vlak van sleutelbordvaardigheid om doeltreffend te
gebruik
Ergonomiese oorwegings:
o Ergonomiese sleutelborde plaas die sleutels so dat mens se
hande in ‘n meer natuurlike posisie gehou word om die
moontlikheid van RSI te verminder.
Koordloos vs. gekabeld:
o Koordloos verminder kabels op tafel, maar benodig batterye

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