DSP First Overview Questions

Question 1

Name the two types filters that can be designed using DSP techniques

Answer 1

Recursive and non recursive filters

Question 2

What are the impulse functions : What does this mean?

Answer 2

b

Question 3

What are the impulse functions : How do they relate?

Answer 3

c

Question 4

What are the impulse functions : What actually are they? (List them)

Answer 4

d

Question 5

What does LTI Stand for?

Answer 5

Linear Time Invariant

Question 6

State and describe the application of: Step response

Answer 6

f

Question 7

State and describe the application of: Impulse response

Answer 7

g

Question 8

State the convolution sum

Answer 8

h

Question 9

Describe the transients in LTI Processors and its applications and implications

Answer 9

j

Question 10

State the difference equations used in Time Domain Analysis

Answer 10

i

Question 11

What is Time domain Analysis?

Answer 11

j

Question 12

What is Time domain Analysis? Why is it useful?

Answer 12

k

Question 13

What is Time domain Analysis? How did it come about?

Answer 13

l

Question 14

What is Time domain Analysis?What are its applications?

Answer 14

m

Question 15

What is Time domain Analysis? When/how is it used on sight?

Answer 15

n

Question 16

Describe the use case for a discrete Fourier series

Answer 16

o

Question 17

What is the Spectra of periodic Series?

Answer 17

p

Question 18

What are the properties of the Spectra of periodic Series?

Answer 18

q

Question 19

What are the applications of a discrete Fourier Series?

Answer 19

r

Question 20

What is a Fourier Transform?

Answer 20

s

Question 21

Why are Fourier Transforms useful in Digital Signal Processing?

Answer 21

t

Question 22

State how Fourier Transforms are Derived

Answer 22

u

Question 23

What are the Properties of Fourier Transforms?

Answer 23

v

Question 24

What are the Frequency responses of LTI Processors?

Describe them and their application and use cases

Answer 24

w

Question 25

What is a Fourier Transform aperiodic Digital Signal? What are their properties? What are their pairs?

Answer 25

x

Question 26

In the frequency Domain Analysis: What is the definition of the Z transform What are the properties of the Z transform

Answer 26

y

Question 27

Describe what a Z Plane is

Answer 27

z

Question 28

How do the poles and zeros relate to the Z plane and the Z transform in the frequency Domain Analysis

Answer 28

A

Question 29

What are the important characteristics and features in the Z Planes about: Signals and Systems

Answer 29

B

Question 30

What is a Geometric evaluation of a Fourier transform in the Z Plane?

Answer 30

C

Question 31

What are nonzero auxiliary conditions?

Answer 31

D

Question 32

What are Unilaterial Z-transforms? Applications, desciptions etc.. Pairs of unilateral z-transforms Properties of unilateral z-transforms

Answer 32

E

Question 33

What is a moving average filter?

Answer 33

F

Question 34

Describe the four parts of the fourier transform method:

Answer 34

G

Question 35

Describe the four parts of the fourier transform method: Basis

Answer 35

H

Question 36

Describe the four parts of the fourier transform method: Truncation and Windowing

Answer 36

I

Question 37

Describe the four parts of the fourier transform method: The von Hann and Hamming windows

Answer 37

J

Question 38

Describe the four parts of the fourier transform method: Kaiser windows

Answer 38

K

Question 39

Name and describe the two kinds of simple windows for non recursive filters

Answer 39

L

Question 40

Name and describe the three kinds of complex windows for non recurisive filters including:There properties

Answer 40

M

Question 41

Name and describe the three kinds of complex windows for non recurisive filters including:The important mathematics behind them

Answer 41

N

Question 42

Name and describe the three kinds of complex windows for non recurisive filters including: The adavantages and disadvantages of each other

Answer 42

O

Question 43

What is a Equiripple filter?

Answer 43

P

Question 44

What are digital differentiators?

Answer 44

Q

Question 45

Describe the difference between a recursive filter and a non-recursive filter

Answer 45

R

Question 46

Why would you use a recursive filter over a non -recursive filter?

Answer 46

S

Question 47

What are the benefits of non-recursive filters?

Answer 47

T

Question 48

What are the advantages and disadvantages of recursive filters?

Answer 48

U

Question 49

Describe briefly how you would design a recursive filter?

Answer 49

V

Question 50

Describe briefly how you would design a non-recursive filter?

Answer 50

W

Question 51

Talk through some simple designs based on z-plane poles and zeros

Answer 51

Z

Question 52

What is a Z-plane “pole and zero”

Answer 52

Y

Question 53

Talk through some of the methodology in deriving filters from analogue designs

Answer 53

Y

Question 54

Describe the butterworth filter and its application in DSP as well as its properties

Answer 54

Y

Question 55

Describe the Chebyshev filter and its application in DSP as well as its properties

Answer 55

Y

Question 56

Time Domain is discrete or continous?

Answer 56

X

Question 57

Difference between unilateral and biblateral

Answer 57

X

Question 58

best techniques for designing filters?

Answer 58

X