Multiple choice

Which causes the shell to perform conditional execution of pipelines and the second command is executed only if the first fails in Unix?

  1. and-if &&

  2. or-if ||

  3. seme-colon;

  4. ampersand &

  5. *

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This causes the shell to perform conditional execution of pipelines and the second command executed only if the first fails.