Unix Shell Scripting Set 1

>> ✘ bc ✘ cc ✘ 2p20 ✔

$0

✘

$#

✘

$n

✘

#*

✔

$0

✘

$n

✘

$#

✘

$*

✔

$?

✘

$*

✘

$#

✘

$!

✔

It will execute the command at background and does not display anything. ✘ It will execute the command at foreground ✘ It will display all the doc files ✘ It will execute the command at background and will display all the files started with ch ✔

It might kill the process id 55 ✘ It will kill the process id 55 for sure ✘ It will try to kill the process id 55 ✘ It will transfer the background process 55 to foreground ✔

It will display all the top processes ✘ It will display all the processes in ascending order ✘ It will display the statistics of CPU and memory utilization ✘ It will display the available memory ✔

Command interpreter ✘ Nano ✘ kernel ✘ VI editor ✔

Init ✘ bootstrap ✘ initial ✘ default shell ✔

It will display calendar of current month ✘ It will display calendar of current year ✘ It will display calendar of starting month of the current year ✘ It will display calendar of ending month of the current year ✔