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Digital Signal Processing
Multiple Choice

1 .       Which of the following are uses of digital signal processing? [Hint]

 
 
 
 


2 .       Which of the following is not a part of a digital signal processing system? [Hint]

 
 
 
 


3 .       If a signal is sampled at or above the Nyquist frequency, _______ information is lost upon reconstruction. [Hint]

 
 
 
 


4 .       Which equation best expresses the Nyquist frequency, fsample? [Hint]

 
 
 
 


5 .       If aliasing occurs in a DSP, what is the result? [Hint]

 
 
 
 


6 .       In a DSP the sample-and-hold process keeps the _______ of the analog input signal constant between sample pulses. [Hint]

 
 
 
 


7 .       With 4-bit quantization in a DSP, how many quantization levels are there? [Hint]

 
 
 
 


8 .       Which of the following is not a method of analog-to-digital conversion? [Hint]

 
 
 
 


9 .       Which of the following is not an ADC conversion error? [Hint]

 
 
 
 


10 .       DSPs are typically programmed in either assembly language or in ________. [Hint]

 
 
 
 


11 .       When a DSP is used in a telecommunication application and the data is compressed to 8 kbits/s, what happens to the sound quality? [Hint]

 
 
 
 


12 .       What does the term MIPS stand for? [Hint]

 
 
 
 


13 .       How many memories are there in the TMS320C6000 series DSP? [Hint]

 
 
 
 


14 .       In a cellular phone application, the DSP performs many functions to improve and facilitate reception and transmission of a voice signal. Which of the following is not one of those functions? [Hint]

 
 
 
 


15 .       In a cellular phone application, what function is the DSP performing when the received digital voice signal is returned to its original rate in order to properly reproduce the analog voice signal? [Hint]

 
 
 
 


16 .       In a binary-weighted-input DAC, what bit goes to the lowest-value resistor (R)? [Hint]

 
 
 
 


17 .       What is the method of DAC that requires only two resistor values? [Hint]

 
 
 
 


18 .       Which of the following is not generally a performance characteristic of a DAC? [Hint]

 
 
 
 






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