A washing machine has a small display screen built into it.One use of the display screen is to show an error code when a problem has occurred with a washing cycle. (a) State whether the display screen is an input, output or storage device. \_\_\_\_ [1] (b) The display screen shows a hexadecimal error code: E04 This error code means that the water will not empty out of the washing machine. Convert this error code to binary. □ [3] (c) State why hexadecimal is used to display the error code. \_\_\_\_ \_\_\_\_ \_\_\_\_ \_\_\_\_ [1] (d) Identify three sensors that could be used in the washing machine. State what each sensor could be used for. Sensor 1 \_\_\_\_ Use \_\_\_\_ \_\_\_\_ Sensor 2 \_\_\_\_ Use \_\_\_\_ \_\_\_\_ Sensor 3 \_\_\_\_ Use \_\_\_\_ \_\_\_\_

2017 - O/N - 0478/13 | Q1

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A washing machine has a small display screen built into i...