Question $1$

$33$ Points

Assume memory location $0$x$4000$ holds instruction add $\backslash$$ $\backslash$$$2,\backslash$$ t$7,\backslash$$s$1$

Q$1.$ As it is processed, enter the values $($if any$)$ in each of the numbered areas $(1-6)$ below. Enter $\backslash (\backslash$mathbf$\{$X$\}\backslash )$ for any entry that has no value. Do not leave it blank.

$1.$ Blank $1$

$2.$ Blank $2$

$3.$ Blank $3$

$4.$ Blank $4$

$5.$ Blank $5$

$6.$ Blank $6$

Q$2.$ Is the ALU used for this instruction? Yes or No Blank $7$

Q$3.$ Is the Data Memory used for this instruction? Yes or No Blank $8$

Q$4.$ The Write data for the Registers is $($enter a letter A$-$E$)$: Blank $9$

A$)$ Not used

B$)$ Returned from the ALU, bypassing Data Memory

C$)$ Returned after sending results of the ALU through Data Memory

D$)$ Returned from Data Memory, but bypassing the ALU

E$)$ None of the above

Q$5.$ The Data memory $($enter a letter A$-$E$)$: Blank $10$ :

A$)$ does not use the Address, Write data or Read data at all

B$)$ uses the Address and Read data, but not the Write data

C$)$ uses the Address and Write data but not the Read Data

D$)$ uses the Read data but not the Address or Write data

E$)$ none of the above

Blank

Blank:

Blank $3$

Blank $4$

Blank $5$