QUESTION 1

If A and B are sets and | AxB |=5, then how many tuples are in the Cartesian product A x B ?

		52
		5
		25
		10

2 points

QUESTION 2

if A is a set with |A| = 4 then what is the value of | A x A |

		4
		20
		16
		4

2 points

QUESTION 3

If A B = {(p, x), (p, y), (q, x), (q, y) }, then A equals which of the following

		{ x, y }
		{ p, q }
		{ p, q, x, y }
		None of the above

2 points

QUESTION 4

If A = { 2, 3, 4 } how many sets are in the power set of A

		9
		6
		23
		32

2 points

QUESTION 5

Let A = { a, b, c } B = { Raleigh, Durham} C = { 35, 45 }

How many tuples are in the Cartesian product A x B x C

		27
		212
		12
		72

2 points

QUESTION 6

Let A = { a, b, c }

How many tuples are in the Cartesian product A x A ?

		26
		9
		6
		23

2 points

QUESTION 7

Let A = { a, b, c } B = { Raleigh, Durham} C = { 35, 45 }

How many relations can be formed from the Cartesian product A x B x C ?

		12
		72
		212
		26

2 points

QUESTION 8

If the Cartesian product consists of 8 tuples, how many relations are possible with 5 tuples

		82
		28
		8P5
		8C5

2 points

QUESTION 9

Let A = { a, b, c } B = { Raleigh, Durham} C = { 35, 45 }

How many relations are there with 5 tuples using A x B

		6C5
		26
		64C5
		25

2 points

QUESTION 10

Let A = { a, b, c } B = { Raleigh, Durham} C = { 35, 45 }

How many relations are possible using the Cartesian product B x C

		20
		24
		12
		25

2 points

QUESTION 11

If the Cartesian product consists of 10 tuples, how many relations are possible with 10 tuples

		10
		210
		10C10
		None of the above