Arrays

Front

What is an array?

Back

An array is a collection of items arranged in rows and columns.

Front

How do you name an array with 2 rows and 4 columns?

Back

2 x 4

Front

How do you name an array with 4 rows and 5 columns?

Back

4 x 5

Front

In an array, which way do rows go?

Back

Rows go across, from left to right.

Front

In an array, which way do columns go?

Back

Columns go up and down, from top to bottom.

Front

What is the name of an array with 3 rows and 3 columns?

Back

3 x 3

Front

What is the name of an array with 5 rows and 4 columns?

Back

5 x 4

Front

If an array has 6 rows and 8 columns, how do you name it?

Back

6 x 8

Front

What is the total number of items in a 4 x 3 array?

Back

12 items (4 rows x 3 columns = 12).

Front

What is the total number of items in a 5 x 2 array?

Back

10 items (5 rows x 2 columns = 10).