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Electronics and Communication Engineering - Digital Electronics

Exercise : Digital Electronics - Section 20
26.
Which of the following binary product is incorrect?
1100 x 1010 = 1111000
1.01 x 10.1 = 11.001
1100110 x 1000 = 1100110000
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.

Assertion (A): The advantages of totem pole output are fast switching and low power consumption.

Reason (R): IC packages available are DIP, surface mount and J lead surface mount.

Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is true, R is false
A is false, R is true
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
In DTL the junction transistor serves as
inverter
buffer amplifier
both (a) and (b)
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
A 16 x 8 ROM stores these words in its first four locations, as given below. Which of this represents 3 CH in hexadecimal?
R0 = 1110 0010
R1 = 0101 0111
R2 = 0011 1100
R3 = 1011 1111
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
Decade counter has 4 flip flops and skips states 10 to 15.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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