Q4.9

MCQMarks unknown

The expression $( a * b) * c \; op \dots$ where ‘op’ is one of ‘ $+$ ’, ‘ $*$ ’ and ‘ $\uparrow$ ’ (exponentiation) can be evaluated on a CPU with single register without storing the value of ( $a * b$ ) if

(A)

$\text{‘op’}$ is ‘ $+$ ’ or ‘ $*$ ’

(B)

$\text{‘op’}$ is ‘ $\uparrow$ ’ or ‘ $*$ ’

(C)

$\text{‘op’}$ is ‘ $\uparrow$ ’ or ‘ $+$ ’

(D)

not possible to evaluate without storing

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