Whereas several bits of information taken together are called data, one is a datum. Datum is also used for a starting point of measurement, often used in surveying or engineering. The single datum that your experiment provided was that you are tall, dark and handsome.
Students who aspire to a career in computer engineering need a strong foundation in math and science. Those interested in pursuing a degree in the field would do well to enroll in advanced math classes like trigonometry and precalculus while still in high school.
Generally, a CS or Software Engineering degree or equivalent is required for these positions. Systems Engineer -- Works on systems in a more holistic way across multiple technologies (including software, hardware, and human processes).