FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -As its abbreviated name suggests, DVD-RW is a rewritable medium that allows users to record, erase and re-record their own DVD discs more than 1, 000 times. Officially known as DVD Re-recordable, DVD-RW can be thought of as a rewritable version of the write-once DVD-Recordable (DVD-R) format.

Detailed explanation-2: -DVD Re-Writable (DVD RW) discs are designed to store up to 4.7GB or 120 minutes of DVD-quality video. Unlike DVD-R’s, you can add to or write over content on a DVD RW disc, making DVD Re-Writable discs ideal for backing up video and home movie collections.

Detailed explanation-3: -DVD-RW discs are called “rewritable” because they can be written to and erased multiple times.

Detailed explanation-4: -DVD+RW is an erasable disc that can be reused similar to a CD-RW. The data on a DVD+RW disc can be erased and recorded over numerous times. DVD-R is a recordable DVD format similar to CD-R and DVD+R. A DVD-R can only record data once, then the data becomes permanent on the disc.

Detailed explanation-5: -The main difference between DVD R and DVD RW is that the R is a write-once format. Data can be burned on the DVD only once. On the other hand, data on an RW disc can be erased and rewritten several times.