Yes, it can. You need to get an external enclosure to provide power and connection to the computer. These enclosures are available from almost every online and brick computer parts store.
internal
A hard disk can be either internal or external and one can use it to save files. The parts of a hard disk are the disk case, spindle, disk platter, actuator and the read-write arm.
storing programsThere are many types of hards. Internal and external are main two types.
for my own opinion it depends on your needs but having external hard drive is more of peace of mind for you if your PC accidentally got virus you got back up files
Modern disk drive construction more or less requires drives to have at least one partition. Whether the drive is internal or external is immaterial.
Simply connect your external hard disk to your computer. Then select the songs you want to play later, copy them and paste to your computer hard drive. And after disconnecting your external hard disk you can now play the selected songs from your computer hard drive.
Simply terminate each of the devices. Terminate the hard disk as well as the external cr-rom.
Hard disk drives
Nope.
IDE hard disk, SCSI hard disk, SATA hard disk, External hard disk, it is also differ by RPM speed for the HADD. I hope that helpes.
external
* Hard disk drive * Hard drive * HDD