Exam 9: Dictionaries and Sets

What is the process used to convert an object to a stream of bytes that can be saved in a file?

Sets are created using curly braces {}.

The _______________ method clears the contents of a dictionary.

Which statement would you use to delete an existing key-value pair from a dictionary?

Sets are immutable.

Which method would you use to return the value associated with a specified key and remove that key-value pair from the dictionary?

The index of the first element in a set is 0.

To add a single item to a set, you can use the set method _______________.

Which of the following does not apply to sets?

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

You would typically use a for loop to iterate over the elements in a set.

What would be the result of the following code? Ages = {'Aaron' : 6, 'Kelly' : 3, 'Abigail' : 1 } Value = ages['Brianna']

Each element in a(n) _______________ has two parts: a key and a value.

What is the number of the first index in a list dictionary?

In a dictionary, you use a(n) _____ to locate a specific value.

To write an object to a file, you use the _______________ function of the _______________ module.

The union of two sets is a set that contains only the elements that appear in both sets.

A(n) _______________ is an object that holds multiple unique items of data in an unordered manner.

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

A dictionary can include the same value several times, but cannot include the same key several times.