Lesson
Lesson-3.1.9- Understand what is meant by an output device and why it is required. Including: ??? actuator ??? digital light processing (DLP) projector ??? inkjet printer ??? laser printer ??? light emitting diode (LED) screen ??? liquid crystal display (LCD) projector ??? liquid crystal display (LCD) screen ??? speaker ??? 3D printer.
No content available for this lesson.
Lesson-3.1.8- Understand what is meant by an input device and why it is required. Including: ??? barcode scanner ??? digital camera ??? keyboard ??? microphone ??? optical mouse ??? QR code scanner ??? touch screen (resistive, capacitive and infra-red) ??? two-dimensional (2D) and three-dimensional (3D) scanners.PreviousLesson-3.1.10- Understand what is meant by a sensor and the purposes of sensors. Limited to: ??? acoustic ??? accelerometer ??? flow ??? gas ??? humidity ??? infra-red ??? level ??? light ??? magnetic field ??? moisture ??? pH ??? pressure ??? proximity ??? temperature.Next