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Define Physical and Logical independence
Ans: Physical data independence: The ability to modify physical level without causing application program to be rewritten.
Logical independence: The ability to modify logical level with no causing application program to be rewritten.
3 assignments combined in 1
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Logical Operators Rules of Precedence: Order evaluated Operator 1 All comparison operators 2
a method named WonGame that checks each letter in the word is matched by its label
For every n-ary relationship type R where n>2, we make a new table S to represent R. We contain as foreign key attributes in s the primary keys of the relations that show the parti
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