Digital Electronics - Signals and Switches
Exercise :: Signals and Switches - General Questions
| 6. |
Why is parallel data transmission preferred over serial data transmission for most applications? |
| A. |
It is much slower. | | B. |
It is cheaper. | | C. |
More people use it. | | D. |
It is much faster. |
Answer: Option D
Explanation:
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| 7. |
Determine if diodes D1 and D2 in the given figure are forward or reverse biased.
|
| A. |
D1 forward and D2 reverse | | B. |
D2 forward and D1 reverse | | C. |
D1 and D2 reverse | | D. |
D1 and D2 forward |
Answer: Option A
Explanation:
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| 8. |
With surface-mount technology (SMT), the devices should: |
| A. |
utilize transistor outline connections | | B. |
mount directly | | C. |
have parallel connecting pins | | D. |
require holes and pads |
Answer: Option B
Explanation:
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| 9. |
To forward bias a diode, a ________ potential is needed on the ________ and a ________ is needed on the ________. |
| A. |
negative, cathode, positive, anode | | B. |
negative, anode, positive, cathode |
Answer: Option A
Explanation:
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| 10. |
Why, in most applications, are transistor switches used in place of relays? |
| A. |
They consume less power. | | B. |
They are faster. | | C. |
They are quieter and smaller. | | D. |
all of the above |
Answer: Option D
Explanation:
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