d$)$ Write an asseribly language prograr to add the literal h$\text{'}{6}^{\text{'}}$ to the contents if File h$\text{'}{30}^{\text{'}}$ and store the resuit in File $h^{\text{'}}{40}^{\text{'}}.$ State the highest sum this ro:tine can be accomplish.

$[6$ marks$]$

a$)$ Suppose STATUS register has $010,$ determine which bank is selec ed

$[2$ marks$]$

f$)$ Explain the purpose of executing the following instructions: