Grade 11
CAT THEORY
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Computer
Applications
Technology
Grade 11: Term 1
, Preface
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,Table of contents
ICT
INPUT OUTPUT
,01 ICT
,The Role, Importance and Downsides of
ICT
Role Importance Down Sides
-Preforms tasks that are -Designers in gaming -Constant upgrading of
difficult for humans and fashion use ICT skills
-Helps us communicate -Doctors keep up with -Replaces lots of staff
more effectively latest technology -Work hours and personal
-Helps us store data -Businesses use social life gets combined
media
, The computer
Takes input Outputs it
Processes it Stores it
,Power of Computers
CPU Memory
Speed and Size and
Performance capacity
Storage Graphics
Amount and Type of
type of storage Graphics card
,Portable computers
LAPTOPS
Smaller portable computers that
have miniaturized parts
Has Low Battery Consumption
to ensure that it can be powered
TABLETS
by battery
Small Computers with a
touch screen or pen
sensitive screen
, Portable computers
HYBRIDS
Smartphones Term that describes a
mixture between a tablet
Smart phones are small and a laptop
touch screen computers
that are the perfect The keyboard is removable
example of convergence or foldable
It includes GPS co
ordination, a camera,
speakers, etc.