What are the correct answers to the following questions?

What are physical waves that travel through matter?
Analog Sound / Digital Sound / Pixels

What are electrical impulses represented as 0’s and 1’s?
Digital Sound / Analog Sound / Slot

What are the tiny dots that make up the images seen on a monitor called?
Pixels / Buses / Slots

What is a network that is confined to a small area?
Local Area Network / Bus / Slot

What is a subsystem that either transfers data between computer components or between computers? Bus / Digital Sound / Analog Sound

What are openings in a computer where printed circuit boards can be inserted to expand the computer’s capabilities called? Slots / Buses / Pixels