Storage

Question 1

What are optical disks and how do they work?

Answer 1

Optical disks rely on a red or blue laser to record and read data. Most of today’s optical disks are flat, circular and 12 centimeters in diameter.

Question 2

What is an embedded system? Give 2 examples of this.

Answer 2

Small-sized systems that are designed to be portable. Digital cameras are an example of this.