GATE IN 2024 | Question: 3

Question

• A.
• B.
• C.
• D.

A discrete-time sequence is given by $x[n]=[1,2,3,4]$ for $0 \leq n \leq 3$. The zero lag auto-correlation value of $x[n]$ is

$1$

$10$

$20$

$30$