Questions

1. Which two of the following methods would you use to create a function? (Choose two.)
   1. function function_name()
   2. function_name()
   3. declare -f function_name
   4. declare -F function_name
2. You want to create a function that will pass the value of a variable back to the main program. Which of the following should you use to do that?
   1. A global variable
   2. A local variable
   3. A return statement
   4. A continue statement
3. You want to create a function that any user can use in his or her own scripts. What is the best way to do that?
   1. Create a function library file in a central location, and make it executable.
   2. Add the new functions to the /etc/bashrc file.
   3. Create a function library file in a central location, but don’t make it executable.
   4. D. Create a function library file in your own home directory.
4. Which...