Digital Electronics - Describing Logic Circuits

Exercise : Describing Logic Circuits - General Questions
6.

Which of the figures (a to d) is the DeMorgan equivalent of Figure (e)?

a
b
c
d
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
Which of the figures in figure (a to d) is equivalent to figure (e)?

a
b
c
d
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
In VHDL, the mode of a port does not define:
an input.
an output.
both an input and an output.
the TYPE of the bit.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
Which of the following equations would accurately describe a 4-input OR gate when A = 1, B = 1, C = 0, and D = 0?
1 + 1 + 0 + 0 = 1
1 + 1 + 0 + 0 = 01
1 + 1 + 0 + 0 = 0
1 + 1 + 0 + 0 = 00
Answer: Option
Explanation:
No answer description is available. Let's discuss.

10.
Which of the examples below expresses the distributive law?
(A + B) + C = A + (B + C)
A(B + C) = AB + AC
A + (B + C) = AB + AC
A(BC) = (AB) + C
Answer: Option
Explanation:
No answer description is available. Let's discuss.