Q 1

(vii) In the context of explaining the difference between the logical NOT operator(!) and the bitwise NOT operator(~) say what value portb will end up with in each of the following cases:- a) portb = ~ (0x55); b) portb = !(0x55); (viii) Determine the value on the portb pins after the following C code statement is executed, if portb had an initial value of 0x40:- portb = portb >> 2;