Although CHECK constraints can check multiple conditions,it is usually better to use multiple CHECK constraints instead of one complicated constraint.
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Q10: Modifications to the database are affected by
Q11: A table can have more than one
Q12: The column or columns of a PRIMARY
Q13: A FOREIGN KEY constraint that is defined
Q14: The PRIMARY KEY constraint is not important
Q16: A table can have multiple PRIMARY KEY
Q17: Triggers are at the database level and
Q18: Constraints are enabled by default when you
Q19: Naming constraints is mandatory.
Q20: Most tables have a primary key to
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