Answer :
Answer:
Keywords are words or phrases that describe content. They can be used as metadata to describe images, text documents, database records, and Web pages. ... Keywords are used on the Web in two different ways: 1) as search terms for search engines, and 2) words that identify the content of the website.
In programming, a keyword is a word that is reserved by a program because the word has a special meaning. Keywords can be commands or parameters. Every programming language has a set of keywords that cannot be used as variable names. Keywords are sometimes called reserved names .