Bridge Course Test 2025-2026

A set is a collection of well-defined _____.

• Letters

• Objects

• Alphabets

• Numbers

Which of the following is a singleton set?

• {1, 2}

• { }

• {a}

• {a, b}

If U (universal set) = {1, 2, 3, 4, 5, 6} and A = {2, 4, 6}, what is A'? (complement of A)

• {1, 3, 5}

• {2, 4, 6}

• { }

• {1, 2, 3, 4, 5, 6}

If P = {a, b, c, d} and Q = {c, d, e, f}, what is P ∩ Q?

• {a, b, e, f}

• {c, d}

• {a, b, c, d, e, f}

• { }

If set A = {1, 3, 5}, B = {2, 4, 6} and C = {0, 2, 4, 6, 8}. Then write the universal set for all three sets.

• {0, 1, 2, 3, 4, 5, 6, 8}

• {1, 2, 3, 4, 5, 6, 8}

• {0, 1, 2,2, 3, 4,4, 5, 6, 6,8}

• {1, 3, 5,2,4, 5, 6}

• 2x3

• 3x3

• 2x3

• 1x3

A matrix having all elements zero is called

• Identity matrix

• Null matrix

• Unit matrix

• Diagonal matrix

• Option a

• Option b

• Option c

• Option d

• Option a

• Option b

• Option c

• Option d

Matrix Multiplication is Possible only when

• Number of rows in both matrices is same

• Number of columns of first = number of rows of second

• Both are square

• Both are column matrices