Define dictionary


A dictionary is a mapping between a set of keys and a set of values. The key-value pair is called an item . Items in dictionaries are unordered , so we may not get back the data in the same order in which we had entered the data initially in the dictionary.

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Davneet Singh's photo - Co-founder, Teachoo

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.