Optical Drive Quiz

What is the diameter of a standard CD?

• 100 millimeters

• 120 millimeters

• 150 millimeters

• 200 millimeters

What is a key feature of a CD-RW disc?

• It can only be read once

• It can be read, erased, and rewritten

• It can only store audio data

• It is faster than a CD-ROM

What is the total data capacity of a CD-ROM with error correction?

• 700 MB

• 737 MB

• 847 MB

• 900 MB

How do dual-layer recordable discs compare in cost to single-layer discs?

• They cost less

• They cost the same

• They cost more

• They are free

What is the recording method used for dual-layer DVDs?

• Single Track Path (STP)

• Opposite Track Path (OTP)

• Parallel Track Path (PTP)

• Reverse Track Path (RTP)

What is the purpose of the second red laser in most Blu-ray drives?

• To read CDs and DVDs

• To increase speed

• To enhance video quality

• To reduce noise

What is the general measure of drive performance?

• Access time

• Write speed

• Read speed

• Buffer size

What happens when you install a new hard drive regarding the optical drive?

• The drive letter might change

• The drive speed increases

• The drive becomes read-only

• The drive becomes write-only

What is Blu-ray intended to eventually replace?

• CDs

• DVDs

• USB drives

• Hard drives

What is the wavelength characteristic of the blue laser used in Blu-ray?

• Longer wavelength

• Shorter wavelength

• Same wavelength as red laser

• Variable wavelength