Using x86 processor:

4. For each instruction in this question, assume that register contains the given contents before the instruction is executed: Contents of the register (Before) Contents of the register CF OF SF (After) Instruction ZF add al, 40h ;assume values are unsigned Int add bh, 80h ;assume values are al 40h bh-80hunsigned Int add cl, 40h ;assume values are signed Int add bh, 01h ;assume values are cl 40h the value unsigned Int from the last operation cl= the value from the last operation sub cl,-01lh ;assume values are signed Int