input, output and storage devices
TRANSCRIPT
COMPUTER IN EDUCATIONGE115
REVIEW ABOUT1.INPUT
2.OUTPUT3. STORAGE DEVICES
COMPUTER WORKING FLOWInput Process Output
Storage
Primary Storage Secondary Storage
-RAM-ROM-EPROM
-DVD-Hard Disk-USB Flash Drive- yada, yada, yada
INPUTAny hardware component that allow you to enter data and instruction into a computer.Each component has it own usageE.g. :
keyboard mouse
digital camera
microphone
scanner
OUTPUTAny hardware component that convey information to one or more people.Each component also has it own usageE.g. :
monitor plotterprinter
projector speakers portable media player
STORAGE DEVICES
Holds data, instruction and information for future use.Holds all these permanently.Can be divided into 1. Primary storage 2. Secondary storage
Primary StorageHas 3 main part
i ) RAM ( Random Access Memory)ii ) ROM ( Read-Only Memory )iii ) EPROM
ROM EPROMRAM
Secondary Storage
floppy disk hard disk memory cards
USB flash drive DVD CD
THANK YOUFOR
PAYING ATTENTION
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