What is the mathematical operation used to analyze the behavior of discrete time systems?

U2 Quiz 4

Quiz
•
Education
•
3rd Grade
•
Medium

Devi V
Used 1+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Z-transform
Differential Equation
Fourier Transform
Laplace Transform
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the concept of convolution in the context of discrete time systems.
Convolution is a process of adding two sequences together in discrete time systems.
Convolution in discrete time systems is a mathematical operation that combines two sequences to produce a third sequence, representing the output of a system when the input is the first sequence and the impulse response of the system is the second sequence.
Convolution is a method used to find the inverse of a sequence in discrete time systems.
Convolution involves multiplying two sequences in discrete time systems.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is convolution related to the input and impulse response of a discrete time system?
Convolution is the process of adding the input and impulse response directly without multiplication
Convolution is the process of dividing the input by the impulse response to get the output signal
Convolution is the process of ignoring the impulse response and directly outputting the input signal
Convolution is the process of sliding the impulse response over the input signal, multiplying them at each point, and summing the results to get the output signal.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for discrete time convolution?
y[n] = ∑(x[k] * h[n-k])
y[n] = ∑(x[n] * h[n])
y[n] = ∑(x[k] * h[k])
y[n] = ∑(x[n] * h[k])
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Describe the steps involved in performing convolution in discrete time systems.
Ignore the impulse response of the system
Add the impulse response of the system
The steps involved in performing convolution in discrete time systems are: 1. Flip the impulse response of the system. 2. Shift the flipped impulse response one sample at a time. 3. Multiply the shifted impulse response with the input signal at each time step. 4. Sum the products obtained from each multiplication to get the output signal.
Divide the impulse response of the system
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the convolution operation in signal processing?
The convolution operation in signal processing is used to divide signals into smaller segments for analysis.
Convolution in signal processing is primarily used for encryption purposes.
The convolution operation in signal processing is only applicable to audio signals.
The convolution operation in signal processing allows for the combination of two signals to produce a third signal that represents how one signal modifies the other.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does convolution help in analyzing the output of a discrete time system?
Convolution helps in analyzing the output of a discrete time system by dividing the input signal by the system's impulse response.
Convolution involves multiplying the input signal with the system's impulse response to obtain the output signal.
Convolution is not relevant in analyzing the output of a discrete time system.
Convolution allows for the calculation of the output signal of a system by integrating the product of the input signal and the system's impulse response over time.
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