QUESTION 11

Unquoted $@ and $* evaluate to the same thing

True

False

2 points

QUESTION 12

The command

sort +2 -3 names

Sorts the file names on the third word.

True

False

2 points

QUESTION 13

Changes which a child process makes to the environment do effect its parents environment. For example, If a child process changes and environment variable, that change happens in the parent process.

True

False

2 points

QUESTION 14

In sed, when you do pattern matching, the largest pattern is always matched first, left to right.

True

False

2 points

QUESTION 15

The command

echo "This is a message" 2>&1

writes its output "This is a message" to standard error.

True

False