Digital Signal Processing Round Off Effects Digital Filters Online Exam Quiz
Digital Signal Processing Round Off Effects Digital Filters GK Quiz. Question and Answers related to Digital Signal Processing Round Off Effects Digital Filters. MCQ (Multiple Choice Questions with answers about Digital Signal Processing Round Off Effects Digital Filters
What is the dead band of a single pole filter with a pole at 1/2 and represented by 4 bits?
Options
A : (-1/2,1/2)
B : (-1/4,1/4)
C : (-1/8,1/8)
D : (-1/16,1/16)
What is the dead band of a single pole filter with a pole at 3/4 and represented by 4 bits?
Options
A : (-1/2,1/2)
B : (-1/8,1/8)
C : (-1/4,1/4)
D : (-1/16,1/16)
What is the necessary and sufficient condition for a second order filter that no zero-input overflow limit cycles occur?
Options
A : |a1|+|a2|=1
B : |a1|+|a2|>1
C : |a1|+|a2|<1
D : None of the mentioned
Which of the following expressions define the dead band for a single-pole filter?
Options
A : |v(n-1)| ? (1/2).2 ?b 1+|a|
B : |v(n-1)| ? (1/2).2 ?b 1?|a|
C : |v(n-1)| ? (1/2).2 ?b 1?|a|
D : None of the mentioned
Which of the following is true when the response of the single pole filter is in the limit cycle?
Options
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
In recursive systems, which of the following is caused because of the nonlinearities due to the finite-precision arithmetic operations?
Options
A : Periodic oscillations in the input
B : Non-Periodic oscillations in the input
C : Non-Periodic oscillations in the output
D : Periodic oscillations in the output
Limit cycles in the recursive are directly attributable to which of the following?
Options
A : Round-off errors in multiplication
B : Overflow errors in addition
C : Both of the mentioned
D : None of the mentioned
What is the range of values called as to which the amplitudes of the output during a limit cycle ae confined to?
Options
A : Stop band
B : Pass band
C : Live band
D : Dead band
An effective remedy for curing the problem of overflow oscillations is to modify the adder characteristic.
Options
A : True
B : False
C :
D :
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.
Options
A : True
B : False
C :
D :
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