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IM Unit 2/3
| Term | Definition |
|---|---|
| Input: I | Information or signals put into a computer system. |
| Sensor: | A mechanical device that transfers signals to a control instrument or output device. |
| Compass | : An instrument used for determining direction. |
| Accelerometer: | An instrument used to measure acceleration. |
| Digital: | Digital: Data represented as either yes/no or true/false. |
| Analog: | Data that ranges on a continuous scale. |
| Actuator: | Actuator: A type of motor or servo that is responsible for moving or controlling a mechanism or components. |
| Actuator: | Repeating a process to yield results successively closer to the goal |
| Servo: | An output device that controls precise position or speed. |
| Bluetooth® Low Energy (BLE) antenna: | Bluetooth® Low Energy (BLE) antenna: An antenna used to create a personal area network that uses low energy to power Bluetooth wireless technology. |
| Value: | Value: A numerical amount defined in an algebraic equation. |
| Variable: | A placeholder in a device’s memory that stores a value a program is using. |
| string: | A sequence of characters (letters, numerals, symbols, and punctuation marks). |
| Boolean: | : A type of data in computing that a logical expression evaluates to. The only possible values for Boolean are True and False. |
| Event handler | : A block of code that is triggered when a certain event happens. |
| Data packet: | A method of transferring data by breaking it into small chunks called packets. |
| Processor: | A chip that processes information and data from input and delivers information or data as an output. |
| Computation: | Any type of calculation that follows a well-defined process like an algorithm. |
| Runtime: | The period when a program is running. Runtime begins when a program is opened (or executed) and ends when the program is closed. |
| Internet of Things (IoT): | : The network of physical devices, vehicles, buildings, and other items that enable these objects to collect and exchange data. |
| Smart devices | An electronic device connected to other devices, usually with wireless technology, to exchange data and information. |