Discrete Maths Quiz(Deep)

What is discrete mathematics primarily concerned with?

• Continuous structures

• Discrete structures

• Complex numbers

• Differential equations

Which of the following is an example of a discrete object?

• Real numbers

• Integers

• Continuous functions

• Irrational numbers

Which of the following is NOT a discrete structure?

• Graphs

• Combinations

• Relations

• Real numbers

What is a set?

• A collection of objects

• A function

• A sequence

• A matrix

Which of the following is true for the sets A = {1, 2, 3} and B = {1, 2, 3, 4, 5}?

• A ⊂ B

• B ⊂ A

• A = B

• A ∩ B = ∅

What is the cardinality of the set A = {1, 2, 3, 4, 5}?

• 3

• 4

• 5

• 6

What is the power set of the set A = {1, 2}?

• {{1}, {2}, {1, 2}}

• {∅, {1}, {2}, {1, 2}}

• {1, 2}

• {∅, {1}, {2}}

What is the Cartesian product of A = {1, 2} and B = {a, b}?

• {(1, a), (1, b), (2, a), (2, b)}

• {(1, 1), (2, 2), (a, a), (b, b)}

• {(1, a), (2, b)}

• {(1, 2), (a, b)}

Which of the following is a proper subset of A = {1, 2, 3}?

• {1, 2, 3}

• {1, 2}

• {1, 2, 3, 4}

• {4, 5}

What is the complement of set A in the universal set U?

• U - A

• A - U

• A ∩ U

• A ∪ U