Digital Signal Processing Multiple Choice Questions and Answers

Questions

1 What is the range of values called as to which the amplitudes of the output during a limit cycle ae confined to?

A Stop band

B Pass band

C Live band

D Dead band

View Answer

Answer:Dead band

2 Zero input limit cycles occur from non-zero initial conditions with the input x(n)=0.

A True

B False

View Answer

Answer:True

Article and Schedule Quiz	Start Test!

DOWNLOAD CURRENT AFFAIRS PDF FROM APP

3 Which of the following is true when the response of the single pole filter is in the limit cycle?

A Actual non-linear system acts as an equivalent non-linear system

B Actual non-linear system acts as an equivalent linear system

C Actual linear system acts as an equivalent non-linear system

D Actual linear system acts as an equivalent linear system

View Answer

Answer:Actual non-linear system acts as an equivalent linear system

4 What is the dead band of a single pole filter with a pole at 1/2 and represented by 4 bits?

A (-1/2,1/2)

B (-1/4,1/4)

C (-1/8,1/8)

D (-1/16,1/16)

View Answer

Answer:(-1/16,1/16)

5 The limit cycle mode with zero input, which occurs as a result of rounding the multiplications, corresponds to an equivalent second order system with poles at z=±1.

A True

B False

View Answer

Answer:True

6 What is the necessary and sufficient condition for a second order filter that no zero-input overflow limit cycles occur?

A |a1|+|a2|=1

B |a1|+|a2|>1

C |a1|+|a2|<1

D None of the mentioned

View Answer

Answer:|a1|+|a2|<1

7 An effective remedy for curing the problem of overflow oscillations is to modify the adder characteristic.

A True

B False

View Answer

Answer:True

8 What is the dead band of a single pole filter with a pole at 3/4 and represented by 4 bits?

A (-1/2,1/2)

B (-1/8,1/8)

C (-1/4,1/4)

D (-1/16,1/16)

View Answer

Answer:(-1/8,1/8)

9 The ideal low pass filter cannot be realized in practice.

A True

B False

View Answer

Answer:True

10 The following diagram represents the unit sample response of which of the following filters?

Digital Signal Processing

A Ideal high pass filter

B Ideal low pass filter

C Ideal high pass filter at ω=π/4

D Ideal low pass filter at ω=π/4

View Answer

Answer:Ideal low pass filter at ω=π/4

ADRE 2.0 FULL LENGTH MOCK TEST

Take Mock Tests

Missiles Mock Test	Start Test!
SSC MTS Mock Test	Start Test
IBPS CLERK MOCK TEST	Start Test
SSC MTS 2022 JULY 26 Shift 1 (ENGLISH)	Start Test!
SSC GD Previous Year Paper 2021 Nov 17 Shift - I (Hindi)	Start Test!
SSC CGL Tier - 1 PYP 2022 April 21 Shift- 1 (ENGLISH)	Start Test!
MPSC PAPER I MOCK TEST 1 (ENGLISH)	Start Test!
IB Security Assistant Mock test 1 (english)	Start Test!
UP POLICE CONSTABLE MOCK TEST 1	Start Test!
DELHI POLICE CONSTABLE MOCK TEST 1 (HINDI)	Start Test!