There Is a Request to Delete the Only Row with Value

question 20

Multiple Choice

There is a request to delete the only row with value bp = 50 from table Tb.Which of the following statements is true?

• A) This row is deleted from table Tb and no rows are deleted from the other tables
• B) This row is deleted from table Tb and one row is deleted from table Ta and no rows may be deleted from table Tc
• C) This row is deleted from table Tb and one row is deleted from table Ta and one row may be deleted from table Tc
• D) This request may not be satisfied

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Definitions:

Burden

The load, duty, responsibility, or stress placed upon an individual or entity.

Distribution of Income

The way in which a nation’s total earnings are divided among its population, or the way in which wealth is shared amongst individuals.

Evade

To avoid or escape from something or someone, often by using cunning or deceit.

Perfectly Elastic

A situation in economics where the quantity demanded or supplied responds infinitely to changes in price.