Exercise $1$:

Answer the following questions in the space provided.

What would be indicated if the content of the status register in Figure $14$ contained $00111001?$ Immediately after it is executed, what does the program counter $($PC$)$ contain in an $8-$bit machine $($word size $=8$ bits$)?$

What would be the contents of the PC in Question #$2$ if it was a $16-$bit machine? Explai