$($a$)$ What is the smallest signed $16-$bit number in decimal? $-32768$

$($b$)$ What is the largest signed $16-$bit number in decimal? $32768$

$($c$)$ What is the smallest signed $16-$bit number in hexadecimal? $08000$

Enter a hexadecimal number with four digits and the leading $0x,$ e$.$g$.,012AB.$

$($d$)$ What is the largest signed $16-$bit number in hexadecimal? $07FFF$

Enter a hexadecimal number with four digits and the leading $0x,$ e$.$g$.,012AB.$