Question $4$:

Write an assembly code that triggers both the Parity $($PF$)$ and the Sign $($SF$)$ flags at the same time after executing one command. $($i$.$e changes the parity flag from $0$ to $1$ and the sign flag from $0$ to $1).$

Question $5$:

Briefly describe how the CPU of a microprocessor communicates with the Input and Output peripherals connected to it$.$ Your description should include what will happen to the Address Bus, Data Bus, and the control signals when trying to read$/$write from an input$/$output$.$