Systems approach to designing - AQA

1

Which of the following is an input device that detects changes in light level?

2

Which of the following is an input device that detects changes in temperature level?

3

Which of the following switches allows current to flow through it when pressed?

4

At what stage of a system would a microcontroller be found?

5

What is a microcontroller?

6

What impact does replacing non-programmable integrated circuits with a microcontroller usually have on the size of a circuit?

7

Which answer best describes the cost of a microcontroller?

8

What output does a speaker produce?

9

Which of the following is an output device that produces light?

10

Which of the following is an output device that produces sound?