Electronics and Communication Engineering - Digital Electronics

31.
When a binary adder is used as BCD adder, the sum is
correct when it is < 9
correct when it is > 9
correct when it is < 16
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

32.
A gate in which shift register is connected as shown in the figure below. How many clock pulse (after reset to '0') the contents of the shift register are '000' again?
3
6
16
8
Answer: Option
Explanation:
No answer description is available. Let's discuss.

33.
Out of SR and JK flip flops, which is susceptible to race condition?
SR
JK
Both SR and JK
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

34.
Which liquid crystal is used for LCD display?
Mercury
Pneumatic fluid
Aqua regia
Liquid boron
Answer: Option
Explanation:
No answer description is available. Let's discuss.

35.
If interrupt service request have been received from all of the following interrupts, then which one will be serviced last?
RST 5.5
RST 6.5
RST 7.5
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.