3.2/3.3

Question 1

steps for convolution computation
to obtain the output response y(n)

Answer 1

fold shift multiply sum

Question 2

Why is the impulse signal important relating to frequency

Answer 2

contains all frequency components

Question 3

properties a LTI system possess

Answer 3

Both linear and time-invariant

Question 4

formula for Length of impulse response

Answer 4

length y(n) - length x(n) +1

Question 5

output of a casual system depends on which inputs

Answer 5

present input, past input and past output

Question 6

significance of a LTI system

Answer 6

knowing the impulse response enables output to be computed for any arbitrary input

Question 7

property of convolution to obtain same output y(n) implementing convolution equation using table method

Answer 7

commutative

Question 8

impulse response is reaction of any dynamic system in response to
signal at time t = ?

Answer 8

signal at time t=0

Question 9

Correlation is

Answer 9

Measure of similarity of 2 signals

Question 10

convolution is

Answer 10

computation of output for linear system