To Be Union Compatible,each Table Must Have the Same Number

question 68

True/False

To be union compatible,each table must have the same number of columns,and there must be positional correspondence between the columns with regards to the data types.

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Definitions:

CO-poisoned Person

A person suffering from carbon monoxide poisoning, a potentially fatal condition caused by inhaling carbon monoxide gas.

Hemoglobin

A red protein responsible for transporting oxygen in the blood of vertebrates.

Waste Product

A material that is not needed and is discarded after a manufacturing process or metabolic activity.

Carbon Dioxide

A colorless, odorless gas (CO2) produced by burning carbon and organic compounds and by respiration, absorbed by plants in photosynthesis.