What does the get method do if the specified key is not found in the dictionary?

Which function would you use to get the number of elements in a dictionary?

A is a span of characters that are taken from within a string.

Strings are , which means that once a string is created, it cannot be changed.

True/False: When accessing each character in a string, such as for copying purposes, you would typically use a while loop.

True/False: The index - 1 identifies the last character in a string.

What is the first negative index in a string?

What is the value of the variable string after the execution of the following code?

What is the value of the variable string after the execution of the following code?

Which method would you use to determine whether a substring is the suffix of a string?