$($i$)$ Design a $1-$bit ALU for ADD, SUB, OR$,$ & AND functions.

$($ii$)$ Cascade $8-$bits ALU to implement a MIPS ALU with overflow.

Q$4$: $($i$)$ Complete the Truth Table for the ADD with Carry, SUB with Borrow & ADD in

ALU with ISA standard $3-$bits ALUop. Inputs and Outputs must be unique.