$4-$ Given a $256$ KB cache with a block size of $128$ bytes and a $4-$way set$-$associative mapping:

$-$ Calculate the number of sets.

$-$ Determine the Tag length for a $64-$bit address.

$-$ Complete the following table:

$\backslash$begin$\{$tabular$\}\{|$l$|$l$|$l$|$l$|$l$|\}$

$\backslash$hline Byte Address & Block Address & Cache Index & Tag & Hit$/$Miss $\backslash \backslash$

$\backslash$hline $1520$ & & & & $\backslash \backslash$

$\backslash$hline $3080$ & & & & $\backslash \backslash$

$\backslash$hline $5104$ & & & & $\backslash \backslash$

$\backslash$hline $7616$ & & & & $\backslash \backslash$

$\backslash$hline $1520$ & & & & $\backslash \backslash$

$\backslash$hline

$\backslash$end$\{$tabular$\}$