1. What is a Power Set?

Select one:

a.

The set of all sets that do not contain themselves.

b.

The set of all the subsets of a set.

c.

The set of all the subsets of a set that are not empty.

d.

The set of all supersets of the set.

e.

The set of all supersets of the set that are not empty.

2. Which of the following is not infinite?

a. N

b. Z

c. R

d. C

3. It's laundry day. You discover you have 5 different single socks that are missing their "mate". How many ways are there to put them on your feet?

Select one:

a.

10

b.

100

c.

5

d.

20

e.

25

4. n is a connected graph called planar?

Select one:

a. When edges cross each other, no matter how you draw it.

b. A connected graph is always planar.

c. When there is an odd number of vertices.

d. When it has a cycle.

e. When it can be drawn so the edges don't cross each other