How Many Pins Are Used in a Serial Port

question 17

Multiple Choice

How many pins are used in a serial port?

• A) 15
• B) 9
• C) 6
• D) 25

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Definitions:

Histogram

A graphical representation of the distribution of numerical data, showing the frequency of data points within specified ranges.

Observations

The collected data points or measurements recorded during a scientific study or research project.

Symmetric

A characteristic of shapes or distributions that exhibit mirror-like similarity on either side of a central point or axis.

Histogram

A graphical representation of the distribution of numerical data, using bars of different heights to show the frequency of data in successive intervals.