Set of circuits
Set of optical fiber
Large number of cells
Set of wires
Secondary memory
Primary memory
Third memory
Extra memory
10
100
1000
10000
RAM
ROM
Tab memory
SRAM
Flexible disk
Removable disk
Disk stack
All of these
ROM ware
Firmware
Software
Hardware
0 to 1
0 to 8
0 to 16
0 to F
Musice device
Input device
Output device
None of these
A bit does not have to write after reading
Non-volatile
More economical
More compact and smaller
Floppy
Pen drive