Optical Storage Media and Devices

All the mediums that use a ....... source to read or write data onto a disc

Optical storage media are all the mediums that use a light source to read or write data onto a disc

• true

• false

A disc drive contain the following

• A mount for the disc

• A laser

• A motor

• A plate surface

A ....... use to spin the disc across the laser

Optical storage ........ stores data on a disc as a number of data dots that can be read using light

......... storage media stores data on a disc as a number of data dots that can be read using light

These are the features of Blu-ray disc

• read data with a blue laser

• store High Definition movie

• use less power

• no moving parts required

These are considered as optical storage media

• DVD RAM

• Blu-ray disc

• Data is read by shinning the laser beam onto the

  surface of the disc

• Require no moving parts to read the data

A .... needed to read and, or write the data bumps

Optical storage media use ...... access to read the data