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Digital Signal Processing
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Question
An ADC that compares each bit, one at a time, with the input analog signal is a ________.
Options
A. single-slope ramp converter
B. dual-slope ramp converter
C. successive-approximation converter
D. tracking converter
Correct Answer
successive-approximation converter
More questions
1. An active-HIGH input S-R latch has a 1 on the
S
input and a 0 on the
R
input. What state is the latch in?
Options
A.
B.
C.
D.
Show Answer
Scratch Pad
Discuss
Correct Answer:
2. Binary-coded-decimal 0111 1001 0011 is ________ in binary.
Options
A. 011110010011
B. 010110101111
C. 001100110011
D. 001100011001
Show Answer
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Discuss
Correct Answer: 001100011001
3. In the digital clock project HDL code, the MOD-12 counter is using ________.
Options
A. a BCD counter followed by a MOD-2 counter
B. a single HDL module
C. a MOD-6 counter followed by a MOD-2 counter
D. a MOD-12 counter followed by a D flip-flop
Show Answer
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Discuss
Correct Answer: a single HDL module
4. In Boolean algebra,
= A.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
5. Why can a synchronous counter operate at a higher frequency than a ripple counter?
Options
A. The flip-flops change one after the other.
B. The flip-flops change at the same time.
C. A synchronous counter cannot operate at higher frequencies.
D. A ripple counter is faster.
Show Answer
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Discuss
Correct Answer: The flip-flops change at the same time.
6. Which of the following is correct for a D latch?
Options
A. The output toggles if one of the inputs is held HIGH.
B.
Q
output follows the input
D
when the enable is HIGH.
C. Only one of the inputs can be HIGH at a time.
D. The output complement follows the input when enabled.
Show Answer
Scratch Pad
Discuss
Correct Answer:
Q
output follows the input
D
when the enable is HIGH.
7. The XOR gate will produce a HIGH output if only one but not both of the inputs is HIGH.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
8. A mnemonic is an English-like instruction that is converted by an assembler into a machine code for use by a processor.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
9. A single Schmitt trigger inverter is all that is needed to build a simple astable multivibrator.
Options
A. True
B. False
Show Answer
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Correct Answer: False
10. A macrocell basically contains ________.
Options
A. a programmable AND-OR gate array and some input buffers
B. an OR-gate array and some output logic
C. an AND-OR gate array and some output logic
D. licensed programming
Show Answer
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Discuss
Correct Answer: an OR-gate array and some output logic
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Boolean Algebra and Logic Simplification
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Combinational Logic Analysis
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Flip-Flops
Integrated-Circuit Logic Families
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