Device
|
Blue-ray
|
Properties
|
Work like CD
ROMs except they use blue laser rather
than red, which can read/write with high density so more storage. They store 25 GB, 50 GB and 100 GB.
|
Uses
|
*Can store High
definition video, home video consoles, backup hard drive
|
Advantages
|
*
Perfect for High definition movies because of more storage
*allow
fast access of data reading/writing
|
Disadvantages
|
*Very expensive
compared to other optical media
*Work only with
blue-ray player
|
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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Thursday, March 23, 2017
Blue-ray Disk
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