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Summary RTT TEORIE R120,00
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Summary RTT TEORIE
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Soek jy 'n effektiewe manier om jou RTT te verstaan? My graad 12 RTT teorie opsommings bied 'n duidelike en samehangende oorsig van al die belangrikste konsepte wat jy moet ken om jou eksamens met selfvertroue aan te pak.

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  • October 18, 2024
  • 43
  • 2024/2025
  • Summary

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zannebotha

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Rft.tl Oltlle
Summary of Systems Technology

Hardware The tangible parts of a computer Parts we ca

see touch



Information Processing Cycle


1 input

instructions given to the device

example mouse Keyboard Camera Scanner


1 Processing

analysing and processing the instructions

example CPU RAM ROM


3 Output
Provides the results of the processing
example monitor printer speaker

,4 Storage
storing the information for later use

example hard drive flash drive CD DVD



5 Communication

To share the results to others

example modem router switch NIC



keylogging records every keystroke on a keyboard

Hackers install in attempt to steal usernames

passwords or pin numbers


convergence when different technologies are merged

into one device

,Reasons why we use computers


To save and pe productive

saving paper

saving time

saving labour


To be efficient accurate reliability
6160 Garbage In Garbage Out inaccurate in

put provides an inaccurate result

data validation


To have effective time distance
distance you can communicate with anyone anywhere


To be able to communicate globally
web tools

blogs vlogs
wiki's
RSS feeds

web 1.0

, types of computers


personal
Can perform a wide range of tasks
Cheap to buy

processing
entry level CPU RAM

input
mouse keyboard

output
monitor printer
storage
HDD CD DVD

communication
modem



SOHO
single office Home office
using computers and printers in a network

processing
higher CPU RAM

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