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Electronics and Communication Engineering - Digital Electronics

Exercise : Digital Electronics - Section 8
36.
A TTL circuit with totem pole output has
high output impedance
low output impedance
very high output impedance
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
The main drawbacks of EEPROM are
low density
high cost
both low density and high cost
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
How many JK flip-flops are needed to make a 4-bit shift register?
2
4
6
8
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
A 10 MHz square wave clocks 5 bit ripple counter. The frequency of the 3rd FF output is
2 MHz
1.25 MHz
50 MHz
615 kHz
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
The radix of a hexadecimal system is
2
3
8
16
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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