A sequential circuit with two clocked D$-$flip$-$flops A and B$,$ one input x $,$ and one output z is specified by the following input equations:

D

A

$=$

B

$$

$$

x

D

A

$$

$=$B

$$

$$x $,$

D

B

$=$

A

$$

x

D

B

$$

$=$A$$x $,$

z

$=$

A

$$

$$

B

z$=$A

$$

$$B

Question $2\mathrm{.}1$

Q$2\mathrm{.}1$

$1$ Point

Grading comment:

Draw the logic diagram of the circuit.

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Question $2\mathrm{.}1$:

Question $2\mathrm{.}2$

Q$2\mathrm{.}2$

$1$ Point

Grading comment:

Derive the state table.

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Question $2\mathrm{.}2$:

Question $2\mathrm{.}3$

Q$2\mathrm{.}3$

$1$ Point

Grading comment:

Derive the state diagram.

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Question $2\mathrm{.}3$:

Question $2\mathrm{.}4$

Q$2\mathrm{.}4$

$1$ Point

Grading comment:

Is this a Mealy or a Moore finite state machine?