Electronics and Communication Engineering - Digital Electronics
Exercise :: Digital Electronics - Section 15
| 1. |
In a T flip-flop the output frequency is |
| A. |
same as input frequency | | B. |
half of I/p frequency | | C. |
double the input frequency | | D. |
none |
Answer: Option B
Explanation:
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| 2. |
The access time of ROM using bipolar transistors is about |
| A. |
1 sec | | B. |
1 mili sec | | C. |
1 μ sec | | D. |
1 n sec |
Answer: Option C
Explanation:
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| 3. |
In LIFO |
| A. |
only the top of the stack is immediately accessible | | B. |
only the top of the stack is never accessible | | C. |
only the first-in is accessible | | D. |
only the first-in is not accessible |
Answer: Option A
Explanation:
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| 4. |
10 in BCD code represent |
| A. |
10100 | | B. |
1100 | | C. |
010111 | | D. |
None of the above |
Answer: Option D
Explanation:
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| 5. |
In RAM, all the information can be obtained at the output with |
| A. |
minimum time delay | | B. |
unequal time delay | | C. |
nearly identical time delay | | D. |
maximum time delay |
Answer: Option C
Explanation:
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