Questions

1. Which of the following snippets represents the most preferred way to perform command substitution?
   1. `command`
   2. %(command)
   3. "command"
   4. $(command)
2. You need to create an array of names. How would you do that?
   1. set array=names

      names=( Vicky Frank Cleopatra Katelyn )
      

   2. array=names

      names=( Vicky Frank Cleopatra Katelyn )
      

   3. array names

      names=( Vicky Frank Cleopatra Katelyn )
      

   4. declare names

      names=( Vicky Frank Cleopatra Katelyn )
      

   5. declare -a names

      names=( Vicky Frank Cleopatra Katelyn )
      

3. How would you view the exit code of a command that you just ran?
   1. echo $#
   2. echo $?
   3. echo $$
   4. echo $!
4. You want to create a loop that will read a list of names, and then echo the names...