Learn Computer Science with Alam Zeb: DVD RAM

Thursday, March 23, 2017

Device

DVD RAM

Properties

Allows reading and writing at same time, can record many times, works for years ,can store 4.7 GB (1sided) or 9.4 GB(double sided disc)

It contains concentric tracks.

Uses

since long lasting so used for archiving data

Used in DVD recorder and camcorders

Advantages

Long life ;last at least 30 years

can be re-used over 100,000 times

fast access to stored files

offer large storage capacity

* Can read data at same time when it is written

Disadvantages

Expensive than Recordable CDs and DVDs

Don’t work in many devices

Device	DVD RAM
Properties	Allows reading and writing at same time, can record many times, works for years ,can store 4.7 GB (1sided) or 9.4 GB(double sided disc) It contains concentric tracks.
Uses	since long lasting so used for archiving data Used in DVD recorder and camcorders
Advantages	Long life ;last at least 30 years can be re-used over 100,000 times fast access to stored files offer large storage capacity * Can read data at same time when it is written
Disadvantages	Expensive than Recordable CDs and DVDs Don’t work in many devices