A candidate once tried, “I like to see the capabilities of a team I might be on. How would you recover from `chmod 0444 /bin/chmod`?” It didn’t go well because

A candidate once tried, “I like to see the capabilities of a team I might be on. How would you recover from `chmod 0444 /bin/chmod`?” It didn’t go well because the answer is obvious. I doubled down and asked how he’d recover from `cp /bin/sleep /bin/chmod`