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Digital Electronics - Digital Concepts

Exercise : Digital Concepts - General Questions
31.
The rise time is the time it takes a pulse to go from ________.
the base line to the maximum HIGH voltage
10% of the pulse amplitude to the maximum HIGH voltage
the base line to 90% of the pulse amplitude
10% of the pulse amplitude to 90% of the pulse amplitude
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
What is an analog-to-digital converter?
It makes digital signals.
It takes analog signals and puts them in digital format.
It allows the use of digital signals in everyday life.
It stores information on a CD.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
A multiplexer has ________.
one input and several outputs
one input and one output
several inputs and several outputs
several inputs and one output
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
What is the decimal value of 23 ?
2
4
6
8
Answer: Option
Explanation:
23 = 2*2*2=8
35.
An encoder converts ________.
noncoded information into coded form
coded information into noncoded form
HIGHs to LOWs
LOWs to HIGHs
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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