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NEW YORK

$3$d$.$ What do these abbreviations stand for?

PHT $q,$

ROB $q,$

$3$e$.$ Scoreboard is a tool to

a$)$ Keep track of number of instructions being executed

b$)$ Align out$-$of$-$order instructions as in the original order

c$)$ Monitor all instructions in flight in the back$-$end of pipelines

d$)$ Create wider pinelines in superscalar processors

$3$f$.$ Name $2$ of the resource sharing strategies being used in multithread architectures: $q,$

$q,$