The “T” from “Turing”.                      "Turing"[0]
The length of “Turing”.                     "Turing".length
Make the whole string capital letters.      "Turing".upcase
Delete the “n” from “Turing”.               "Turing".delete("n")
Assign “Turing” to a variable.              turing = "Turing"


What does gets do?                          gets takes user input and returns it as a value to the program
What is the difference between the input
without the .chomp and the input with the
.chomp?                                     gets returns the user input with a newline, .chomp returns the input without the newline
What does fav_num.to_i do?                  .to_i converts the value of fav_num to an integer


What does animals.length return?            returns the number of items are in the array
What does animals[0] return?                "dog", the first item in the array
What does animals.empty? return?            returns false, indicating there are items in the array
What are two different ruby commands that
add to the animals ?                        animals << "Skunk"  :  animals.push("skunk")
What ruby command is used to remove the
last element from the array?                animals.pop