HDD - what is it?
HDD stands for "hard disk drive" is the hard disk of a PC. HD is merely a short form, and means "hard disk".
- In the case of a HDD, data is stored by magnetization in the rotating discs. In a hard disk enclosure for several disks, which lie exactly one above the other are always.
- A so-called read/Write head for storing and for Retrieving the desired data. The Arm of the read/Write head, can you Imagine about how a tonearm on a record player. In contrast to the record player, the read/reading arm jumps but always on the plate back and forth - just wanted space.
- In contrast to the HDD a SSD has no moving parts. The discs and the Arm are replaced by memory chips. The function is rather similar to a storage medium such as a USB Stick.
Interior view of a HDD
Whether this is a modern hard-disk space, in practice, actually so much faster than a normal hard drive, you can learn here.
In addition, you will find the subject terms from the computer world to find further explanations from us, for example, what is behind the term Firmware is hidden.
