Determiners are words that go in front of a noun and identify what the noun refers to. The determiner category includes the articles, demonstratives, possessive pronouns, possessive nouns, some quantifiers, some interrogatives, and some numerals.

Definition
Nouns are names. Nouns identify something. They are the basic class of words of every language. As soon as names are given to things, whether those things exist or not the names become nouns. A noun can be name of a thing, place, quality, activity, condition, feeling, state of mind or concept. The following examples show how they are usually used in sentences.
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