LinkedIn Bash

Bash linkedin quiz

Which arithmetic expression will give the most precise answer?

var=$(( 10 / 8 ))

(( var= 10 /8 ))

var=$( expr 10 / 8 )

var=$(echo 'scale=2; 10 / 8' | bc)

Bash linkedin assessment

What is the result of this script? - TODO add script

  0, representing 'true', because the variable "txt" contains eight letters

  0, representing 'true', because everybody loves penguins!

  1, representing 'false', because the variable "txt" is longer than eight characters

  1, representing 'false', because the variable "txt" does not contain eight lowercase letters between a and z

linkedin Bash assessment

How would you change your Bash shell prompt to this?

export PS1="HAL>"

·          

PS1="HAL\>"

·          

SHELL="HAL\>"

·          

SHELL="HAL>"

linkedin Bash test

What is the output of this code?

VAR="/var/www/html/website.com/html/" 

echo "${VAR#*/html}"

/html/website.com/html/·          

Nothing will be echoed on the screen.

/website.com/html/·          

/var/www/html/website.com/