Quiz on Sets

What is a set?

• A collection of objects sharing characteristics

• A type of mathematical equation

• A single number

• A random assortment of items

How are the elements of a set represented?

• Inside angle brackets <>

• Inside curly brackets {}

• Inside parentheses ()

• Inside square brackets []

What is the set A if A is the set of prime numbers less than 10?

• {1, 2, 3, 4}

• {2, 3, 5, 7}

• {2, 4, 6, 8}

• {4, 6, 8}

What does n(A) represent?

• The intersection of set A

• The union of set A

• The name of set A

• The number of elements in set A

What is a universal set?

• A set containing all possible elements for a problem

• A set with no elements

• A set of even numbers only

• A set of prime numbers

What symbol is used to denote the complement of set A?

• A*

• A'

• A&

• A#

What is the union of two sets A and B?

• The set of elements not in A

• The set of elements in neither A nor B

• The set of elements in A or B or both

• The set of elements in both A and B

If C = {4, 6, 8, 10} and D = {6, 10, 12, 14}, what is C ∩ D?

• {10, 12, 14}

• {6, 10}

• {4, 6, 8}

• {4, 8, 12}

Which of the following sets is equal to {1, 2, 3, 4}?

• {2, 3, 4, 5}

• {1, 2, 3}

• {4, 3, 2, 1}

• {1, 2, 3, 4, 5}

What does the symbol U represent in set theory?

• The intersection of sets

• The union of sets

• The universal set

• The complement of a set