1) Monitor a) Input b) Output c) Both 2) Keyboard a) Input b) Output c) Both 3) Printer a) Input b) Output c) Both 4) Touch Screen a) Input b) Output c) Both 5) Mouse a) Input b) Output c) Both 6) Bar Code reader a) Input b) Output c) Both 7) Scanner a) Input b) Output c) Both 8) Camera a) Input b) Output c) Both 9) Headphones a) Input b) Output c) Both 10) Microphone a) Input b) Output c) Both 11) Speaker a) Input b) Output c) Both 12) Webcam a) Input b) Output c) Both 13) Graphics tablet a) Input b) Output c) Both 14) Games controller a) Input b) Output c) Both 15) VR Headset a) Input b) Output c) Both 16) Smartphone a) Input b) Output c) Both 17) Headphone with microphone a) Input b) Output c) Both 18) Alexa - Smart Speaker a) Input b) Output c) Both 19) Crossing Button a) Input b) Output c) Both 20) Traffic Lights a) Input b) Output c) Both

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