Computer code is like a ___________. The computer reads it and follows the directions exactly.

The first computers were basically very powerful ___________________. People used computers to help them do math faster than they could by hand. (page 8)

Binary code uses only ______________________.

If a computer reads a 1, it knows to turn a transistor _______. (page 11)

True or false?

If the computer reads a 0, it knows to turn a transistor off. (page 11)