Consider a complex exponential sequence \({e^{j{\omega _0}n}}\) with frequency ω0. Suppose ω0 = 1, then

Periodic for some value of period ‘N’

Such a sequence is not periodic at all

Some definite range N0 < n < N exists for a periodic sequence

Consider a complex exponential sequence \({e^{j{\omega _0}n}}\) with

1.	Consider a complex exponential sequence \({e^{j{\omega _0}n}}\) with frequency ω0. Suppose ω0 = 1, then
A.	Such a sequence is periodic
B.	Such a sequence is not periodic at all
C.	Periodic for some value of period ‘N’
D.	Some definite range N0 < n < N exists for a periodic sequence
Answer» C. Periodic for some value of period ‘N’