Electrical Current Can Generate a Magnetic Field but a Magnetic

Q12: A storage device or medium is _

Q13: The stored charge held within a bit

Q14: Describe phase-change optical discs.

Q15: Read/write circuitry uses _ data to compensate

Q16: Magnetic tape and disk are considered volatile

Q18: Secondary storage is generally expensive compared with

Q19: Over time, file contents tend to become

Q20: ​A storage device consists of a read/write

Q21: Current SSDs use _ as the storage

Q22: A _ reorganizes disk content so that