Answer - • Python's built-in data type is dictionary, which defines one-to-one relationships between keys and values. • Dictionaries consist of pairs of keys and their corresponding values. • Dictionaries are indexed by keys. • Dictionary is similar to associative array or hash table of other languages. • As following example explains further- India, Angel & Cartoon are keys & their corresponding values are Bharat, Mother Teresa & Mickey respectively. >>> dict = {'India': 'Bharat', 'Angel': ‘Mother Teresa’, 'Cartoon': 'Mickey'} >>>print dict[India] Bharat >>>print dict[Angel] Mother Teresa