Question 1. What types of information are arrays best suited for?

1.a. Lists

1.b. Pairs of related information

1.c. Trivia

Lists that contain nothing but the same type of information -- strings, numbers, and so on -- are well-suited for storage in arrays.

Question 2. What variable can be used to check the upper boundary of an array?

2.a. top

2.b. length

2.c. limit

The length variable contains a count of the number of elements in an array.

Question 3. How many reindeer does Santa have, including Rudolph?

3.a. 8

3.b. 9

3.c. 10

Santa had "eight tiny reindeer," according to Clement Clark Moore's Twas the Night Before Christmas, so Rudolph makes nine.