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Electronics and Communication Engineering - Digital Electronics

Exercise : Digital Electronics - Section 23
16.
The main advantage of hexadecimal numbers is
ease of conversion from hexadecimal to binary and vice-versa
ease of conversion from hexadecimal to decimal and vice-versa
ease of conversion from gray code to binary and vice-versa
the use of numbers and alphabets
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
T- FF used as a
transfer Data switch
toggle switch
time delay switch
none
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
A pulse train can be delayed by a finite number of clock periods by using
serial in-serial out shift register
parallel in serial out shift register
serial in-parallel out shift register
parallel in parallel out shift register
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
The disadvantage of counter type ADC as compared to comparator ADC is that
resolution is low
conversion time is more
circuit is more complex
stability is low
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
In 8421 Binary coded Decimal system the decimal number 237 is represented by
1000110111
1000111110
001000110111
10010010011
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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