DSP QUIZ 1.1

Remembering: What is the Sampling Theorem?

• A theorem that states that a continuous-time signal can be reconstructed from its samples
• A theorem that states that a continuous-time signal cannot be reconstructed from its samples
• A theorem that states that a discrete-time signal can be reconstructed from its samples
• None of the above

Remembering: What is the concept of frequency in discrete-time signals?

• The number of complete cycles in a unit time for a continuous-time signal
• The number of complete cycles in a unit time for a discrete-time signal
• The rate of change of phase of a signal over time
• None of the above

Understanding: How does the Sampling Theorem relate to the Discrete Fourier Transform (DFT)?

• The Sampling Theorem provides a way to compute the DFT of a signal
• The DFT of a signal is a sufficient condition for the Sampling Theorem
• The DFT of a signal is not related to the Sampling Theorem
• None of the above

Analyzing: What is the summary of the analysis of discrete-time signals using the Discrete Fourier Transform (DFT)?

• The DFT provides a way to represent a discrete-time signal as a sum of complex exponential signals
• The DFT provides a way to represent a continuous-time signal as a sum of complex exponential signals
• The DFT provides a way to represent a signal as a sum of sinusoidal signals
• None of the above

What is the definition of the Discrete Fourier Transform (DFT)?

• A mathematical formula used to analyze continuous signals
• A mathematical formula used to analyze discrete signals
• A mathematical formula used to analyze both continuous and discrete signals
• None of the above

What is the relationship between the Discrete Fourier Transform (DFT) and the time-domain signal?

• The DFT is the inverse of the time-domain signal
• The DFT is equivalent to the time-domain signal
• The DFT has no relationship with the time-domain signal
• None of the above

What is the relationship between the Discrete Fourier Transform (DFT) and the frequency-domain signal?

• The DFT is the inverse of the frequency-domain signal
• The DFT is equivalent to the frequency-domain signal
• The DFT has no relationship with the frequency-domain signal
• None of the above

What is the Sampling Theorem and how does it relate to the DFT?

• The Sampling Theorem is a mathematical formula that relates the DFT to the time-domain signal
• The Sampling Theorem is a mathematical formula that determines the minimum sampling rate needed to accurately represent a continuous signal in the time-domain
• The Sampling Theorem has no relationship with the DFT
• None of the above

What is the definition of the Discrete Fourier Transform (DFT)?

• A mathematical formula used to analyze continuous signals
• A mathematical formula used to analyze discrete signals
• A mathematical formula used to analyze both continuous and discrete signals
• None of the above

What is the relationship between the Discrete Fourier Transform (DFT) and the time-domain signal?

• The DFT is the inverse of the time-domain signal
• The DFT is equivalent to the time-domain signal
• The DFT has no relationship with the time-domain signal
• None of the above