# Electronics and Communication Engineering - Digital Electronics

1.
What is the direction of control bus?
Unidirection into μp
Unidirection out of up
Bidirectional
Mixed direction i.e., some lines into μp and some other out of μp
Explanation:
No answer description is available. Let's discuss.

2.
In the given figure assume that initially Q = 1 with Clock Pulses being given, the subsequent states of Q will be
1, 0, 1, 0, 1......
0, 0, 0, 0, 0......
1, 1, 1, 1, 1......
0, 1, 0, 1, 0......
Explanation:
No answer description is available. Let's discuss.

3.
The Boolean expression (A + B) (A + C) (B + C) simplifies to
(A + B) C
(A + B) C
(A + B) C
none of these
Explanation:
No answer description is available. Let's discuss.

4.
If Vin is 0.99 V, what is the digital output of the ADC 0801 after INTER goes low?
0011 0011
0101 1111
0111 1100
1111 1111
Explanation:
No answer description is available. Let's discuss.

5.
Which of the following operation are performed on linear queues?
1. Testing a linear queue for underflow
2. Enqueue operation
3. Dequeue operation
4. Testing a linear queue for overflow.
Select the correct answer using the codes given below the lists
1, 2 and 3
2, 3 and 4
1, 3 and 4
1, 2, 3 and 4