Sets (Finite, Infinite & Empty)

What is a set?

• A collection of things with a common property

• A collection of numbers

• A collection of animals

• A collection of colors

What is an empty set?

• A set with no elements

• A set with infinite elements

• A set with a finite number of elements

• A set with only one element

What is a finite set?

• A set with a finite number of elements

• A set with no elements

• A set with infinite elements

• A set with only one element

What is an infinite set?

• A set with infinite elements

• A set with no elements

• A set with a finite number of elements

• A set with only one element

Which of the following is an example of an empty set?

• {a : a is the number of students studying in Class 6th and Class 7th}

• {3, 4, 5, 6, 7}

• {Number of Cows in India}

• {hat, shirt, jacket, pants}

Which of the following is an example of a finite set?

• {a : a is the number of students studying in Class 6th and Class 7th}

• {3, 4, 5, 6, 7}

• {Number of Cows in India}

• {hat, shirt, jacket, pants}

Which of the following is an example of an infinite set?

• {a : a is the number of students studying in Class 6th and Class 7th}

• {3, 4, 5, 6, 7}

• {Number of Cows in India}

• {hat, shirt, jacket, pants}

What is the correct definition of a finite set?

• A set with a finite number of elements

• A set with no elements

• A set with infinite elements

• A set with only one element

What is the correct definition of an infinite set?

• A set with infinite elements

• A set with no elements

• A set with a finite number of elements

• A set with only one element

What is the definition of a proper subset?

• A subset that contains all the elements of another set

• A subset that contains only one element

• A subset that contains infinite elements

• A subset that contains no elements