Learn Computer Science with Alam Zeb: CD-RW and DVD-RW

Thursday, March 23, 2017

Device

CD-RW and DVD-RW

Properties

Rewritable CD and DVD can be recorded by customer

-Edited and deleted

-CD has capacity of 800 MB and DVD around 4.7GB

Uses

To store personalized playlist, backup, home recording, transfer of data, television program and all can be changed.

Advantages

Can be re-used

Data updatable

Not wasted as –R stuff

Disadvantages

Expensive to buy than CD-R/DVD-R

Very slow data transfer

Data can be over-written accidentally

Device	CD-RW and DVD-RW
Properties	Rewritable CD and DVD can be recorded by customer -Edited and deleted -CD has capacity of 800 MB and DVD around 4.7GB
Uses	To store personalized playlist, backup, home recording, transfer of data, television program and all can be changed.
Advantages	Can be re-used Data updatable *Not wasted as –R stuff
Disadvantages	Expensive to buy than CD-R/DVD-R Very slow data transfer *Data can be over-written accidentally