Electronics and Communication Engineering - Digital Electronics
Exercise :: Digital Electronics - Section 22
| 1. |
A decade counter |
| A. |
counts for ten days | | B. |
counts ten times faster than a binary counters | | C. |
counts to 9 and reset on the next pulse | | D. |
reverts on the pulse after the tenth |
Answer: Option C
Explanation:
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| 2. |
The range of signed decimal number that can be represented by 6 bit in complement number is |
| A. |
-31 to +31 | | B. |
-63 to +64 | | C. |
-64 to +63 | | D. |
-32 to +31 |
Answer: Option A
Explanation:
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| 3. |
Schottky clamping is resorted to in TTL gates |
| A. |
to reduce propagation delay | | B. |
to increase noise margin | | C. |
to increase packing density | | D. |
to increase fan out |
Answer: Option A
Explanation:
|
| 4. |
In 8085 microprocessor, which of the following interrupts has the highest priority? |
Answer: Option C
Explanation:
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| 5. |
The circuit shown in the figure is a
 |
| A. |
positive logic OR circuit | | B. |
negative logic OR circuit | | C. |
positive logic AND circuit | | D. |
negative logic AND circuit |
Answer: Option A
Explanation:
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