Q$5-$ Sketch the outcome of this program:

for

pid $=$ fork$()$;

if$($pid$=0)\{$

execl$("$program$",...)$:

$\}$

$\}$

Q$6-$ Sketch the outcome of this program: $($notice the $!=)$

for

pid $=$ fork$()$;

if$($pid$!=0)\{$

execl$("$program$",...)$:

$\}$

$\}$

Q$7-$ Sketch the outcome of this program:

for

fork$()$;

$\}$

execl$("$program$",..)$ :

Q$8-$ Sketch the outcome of this program:

for

execl$("$program$",..))$:

$\}$

fork$()$;