Features
|
Uses
|
Advantages
|
Disadvantages
|
-Used to read
from paper or object and store in computer
-converts hard
copy into digital
|
-to scan hard
copy into computer
-old photos and
important docs can be scanned
|
-fast scanning as
compared to typing
-easy to store
images in computer
-easy to update
stored a image
|
-scanned images
have less quality than original
-They take much
disk space
-they take a lot
of space
|
This blog contains videos and lessons which are helpful for Computer Science Students, especially those appearing in O Level(2210) or IGCSE(0478) Exams. Topics may be Storage Devices, Memory, Input/output, Control, Processing units or Security, Ethics, Algorithms or Programs, Logic Gates, Number systems, databases, Flowcharts and Error findings.
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Monday, March 27, 2017
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