Technical Terms - Hardware (A-Z) - DVD-RW

What does DVD-RW stand for?

• Digital Virtual Disk Rewritable

• Digital Versatile Drive Rewritable

• Digital Video Disk Rewritable

• Digital Versatile Disk Rewritable

How many times can a DVD-RW disc be written to, erased, and then written to again?

• 1000 times

• 500 times

• 1500 times

• 2000 times

What is the capacity of a DVD-RW disc?

• 2.4 GB

• 16 GB

• 4.7 GB

• 8.5 GB

Which type of optical drive is required to write to a DVD-RW disc?

• DVD-R drive

• DVD-RW drive

• DVD+RW drive

• DVD-ROM drive

What is the main purpose of using DVD-RW discs?

• Commercial use

• Editing files directly

• Data backups

• Playing movies

How many lasers does an optical disc drive that can write discs have?

• Four lasers

• One laser

• Three lasers

• Two lasers

What is the purpose of the medium-power laser in a DVD-RW drive?

• Burning data

• Heating the alloy layer

• Reading data

• Erasing rewritable discs

What happens to the phase change metal alloy on a DVD-RW disc when it is heated past its melting point?

• It turns transparent

• It turns opaque

• It evaporates

• It solidifies

What type of data do the opaque spots on a DVD-RW disc encode?

• Analog data

• Audio data

• Video data

• Digital data

What is the best use case for storing files on a DVD-RW disc?

• Temporary backups

• Data sharing

• Long-term storage

• Frequent modifications