2.2 Vocab
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| Driver | The person who writes the code in a computer program when two programmers are working together.
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| Navigator | The person who observes or reviews each line of code in a computer program as it is typed when two programmers are working together.
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| Pair Programming | Two people working together to create a computer program. One person, called the driver, writes the code and explains the logic, while the other person, called the navigator, reviews it and gives feedback.
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| Actuator | A type of motor or servo that is responsible for moving or controlling a mechanism or components.
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| Servo | An output device that controls precise position or speed.
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| Iterate (iterative design) | Repeating process steps to continuously improve a work product.
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| Continuous servo | Rotates full circle, in either direction, at various speeds.
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| Standard servo | Rotates only 180 degrees; 0 and 180 are the endpoints, with 90 degrees being in the middle. Only one speed of movement available.
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| LED Board | Lights up individually or in a series; detachable into single LEDs.
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| Buzzer | Produces tones.
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| LED Grid | Displays an LED pattern
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| LED (bulb) | Lights up.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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