In the Adding New Tables Physical Database Design Technique ____

question 99

Multiple Choice

In the adding new tables physical database design technique ____.

• A) subsets of the most heavily accessed portions of existing tables can be copied and created as new tables
• B) entire tables can be copied and new tables created
• C) data redundancy across tables is traded-off against improved performance
• D) All of the above.
• E) None of the above.

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Definitions:

IQ

An abbreviation for Intelligence Quotient, it's a measure of a person's reasoning ability compared to the statistical norm or average for their age, taken as 100.

Mode

A statistical term that refers to the most frequently occurring number found in a set of numbers.

Barnum Effect

The phenomenon where individuals believe that vague, general personality descriptions accurately apply specifically to them.

Correlation

A statistical measure that indicates the extent to which two or more variables fluctuate together, showing the strength and direction of their relationship.