$2\mathrm{.}1$ Write ten bit compactly

$2\mathrm{.}2$ Write ten byte compactly

$2\mathrm{.}3$ How many KiB in $4096$B $?$

$2\mathrm{.}4$ How many MiB in $4096$KiB $?$

$2\mathrm{.}5$ How many KiB in $1048576$B$?$

Note: A question that say it asks you 'how many KiB in $1024$B$\text{'}$ expects an answer $1$KiB not just $1.$