Secondary Storage Is Generally Expensive Compared with Primary Storage

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

Q17: Electrical current can generate a magnetic field

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

Q23: Magnetic and optical storage are currently direct