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Electronics and Communication Engineering - Digital Electronics

Exercise : Digital Electronics - Section 16
41.

Assertion (A): CMOS devices have very low power consumption

Reason (R): CMOS devices have high noise margin.

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.
42.
Which is known as flash converter?
Weighted resistor D/A converter
Parallel A/D converter
Stair step A/D converter
Up-down counter type A/D converter
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
In a sequential circuit the output at any instant depends on
present inputs only
past inputs only
past outputs only
past output and present input
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
Point out the wrong statement, Sequential logic circuit is
one that requires a clock to change states
one in which past affects the present states
one whose outputs changes immediately when the inputs change
also called clock logic or synchronous logic
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
In 8085 microprocessor, what is the memory address stored on the stack, when the program is interrupted?
0210 H
0.211 H
0118 H
020 FH
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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