Electronics and Communication Engineering - Digital Electronics

36. 

Symbol in the given figure is IEEE symbol for

A. AND
B. OR
C. NAND
D. NOR

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

37. 

For a level input sequential circuit

A. output in a level only
B. output is in the pulse form
C. output may be a pulse or a level form
D. none of these

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

38. 

In a digital system, the maximum clock frequency that can be used with Master/Slave Clocked flip-flops having total propagation delay of 200 μsec is

A. 20 MHz
B. 50 MHz
C. 100 MHz
D. 200 MHz

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

39. 

Which of them contains an organic fluid?

A. LED
B. LCD
C. Both LED and LCD
D. Neither LED nor LCD

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

40. 

A buffer is

A. always non-inverting
B. always inverting
C. inverting or non-inverting
D. none of the above

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.