Answer:
(E)
Explanation:
I think it's E because it's the only answer that makes sense I guess!
Answer; Electric Paper Display
Explanation:
<em>"PDs are extremely thin and only require power when a new image is requested. Instead of a traditional display that uses backlighting to illuminate pixels, an EPD is based on the scientific phenomena known as "electrophoresis," the movement of electrically charged molecules in an electric field."</em>
Above is the definition, as you can see it resembles your question greatly so this is most likely the answer you're looking for.
Good luck :D
B.................................
Answer: b. actuator
Explanation:
We know that a RW head ( or also known as read/write head) is a component of device which is usually appeared on the hard drive which is used to read and write data by the hard drive's disk . When data required to be read or write, the read/write arm is regulated by actuator.
[An actuator is a part of a device that is mainly responsible for moving and controlling a mechanism or system.]
Hence, All the read/write heads a hard disk are controlled by an actuator .
Answer:
This is important to understand the basic ways to store pictures and video in a computer because both of them consume a relatively large storage spaces in a the computer compared with normal text files.
Explanation:
Nowadays, many computers shipped with a SSD drive (Solid State Drive) with only around 256 - 512 Gb. With this capacity, the storage spaces left to store the pictures and video are very limited after installation of the essential software.
One common way to store pictures and video is to save them at an external hard drive. Another option is the cloud storage service such as Google Drive, Google Photo etc. These storage mediums obviate the need to store those media files into the local computer machine.