nT sec

(n-1)T sec

n/T sec

(2n+1)T sec

set of capacitor used to register input instructions in a digital computer

set to paper tapes and cards put in a file

temporary storage unit within the CPU having dedicated or general purpose use

part of the main memory

3

4

8

10

Twisted ring with N : 1 scale

Ring counter with N : 1 scale

Twisted ring with 2N : 1 scale

Ring counter with 2N : 1 scale