Basic Function Multiple Choice Questions (MCQ) PDF Download

MCQ 1: A function whose range consists of just one element is called is

1. onto function
2. one-one function
3. constant function
4. identity function

MCQ 2: A subset of B x A is called a

1. relation from A to B
2. Relation from B to A
3. Relation in A
4. relation in B

MCQ 3: The set of the first element of ordered pair forming a relation is called its

1. range
2. domain
3. Relation in A
4. relation in B

MCQ 4: The identity relation in A = {1,2,3,4,5,6} is

1. {(1,1), (2,2),(3,3)}
2. {(4,4),(5,5)(6,6)}
3. {(1,1),(3,3)(4,4),(5,5)}
4. {(1,1),(2,2),(3,3),(4,4),(5,5),(6,6)

MCQ 5: A subset of A x A is called a

1. relation from A to B
2. Relation from B to A
3. Relation in A
4. relation in B