Fundamentals of data representation

What are number systems?

The range and type of expected values

What is a property of numbers used for counting?

They are positive integers

What are natural numbers?

Positive integers

What are integer numbers?

All whole numbers (+ or -)

What are rational numbers?

Numbers that can be expressed as a fraction of

What are irrational numbers?

Numbers that cannot be expressed as a fraction

What are real numbers?

Any rational or irrational number

What is an example of an irrational number?

Root 2, pi, e

What can irrational numbers be written as?

R/Q (all real numbers excluding rational numbers)

What is the symbol for natural numbers?

N

What is the symbol for integer numbers?

Z

What is the symbol for rational numbers?

Q

What is the symbol for real numbers?

R