Set Theory

How many types of sets are there in set theory?

• 11

• 7

• 15

• 8

Answer explanation

Finite set

Infinite set

Singleton set

Empty set

Disjoint set

Equal set

Equivalent set

What is Finite Set?

• a set which contains only one element

• a set in which the elements cannot be counted

• a set in which the elements can be counted

• a set which has no element

What is Singleton Set

• a set which contains min. 3 elements and max. 5 elements

• a set which contains only one element

• a set which contains no element(s)

• a set which contains only 4 elements

" Two sets A and B, are said to be equal if they have same elements "

• True

• False

" Two sets A and B are said to be equivalent when they have same elements "

• False

• True

What is a set?

• A set is a collection of objects

• A set is a well defined collection of objects

• A set is a group of numbers and letters together

• A set is a group of symbols and letters

Empty set is also known as _______ set (TYPE YOUR ANSWER IN UPPER CASE)

What is the symbol for " belongs to "

What is the symbol for " Does not belongs to "

What is the symbol for " Empty/Null set " (Select all suitable answer)

• ( )