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Digital Electronics - Digital Signal Processing

@ : Home > Digital Electronics > Digital Signal Processing > General Questions

Exercise

"To err is human; to forgive, divine."
- Alexander Pope
1. 

In a flash analog-to-digital converter, the output of each comparator is connected to an input of a ________.
A. decoder
B. priority encoder
C. multiplexer
D. demultiplexer
2. 

Which term applies to the maintaining of a given signal level until the next sampling?
A. Holding
B. Aliasing
C. Shannon frequency sampling
D. "Stair-stepping"
3. 

An op-amp has very ________.
A. high voltage gain
B. high input impedance
C. low output impedance
D. all of the above
4. 

For a 4-bit DAC, the least significant bit (LSB) is ________.
A. 6.25% of full scale
B. 0.625% of full scale
C. 12% of full scale
D. 1.2% of full scale
5. 

The dual-slope analog-to-digital converter finds extensive use in ________.
A. digital voltmeters
B. function generators
C. frequency counters
D. all of the above

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